257218500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:188

約数の個数: 384

約数和(自身を含む): 996323328

約数和(自身を除く): 739104828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 17, 20, 21, 22, 25, 28, 30, 33, 34, 35, 42, 44, 50, 51, 55, 60, 66, 68, 70, 75, 77, 84, 85, 100, 102, 105, 110, 119, 125, 131, 132, 140, 150, 154, 165, 170, 175, 187, 204, 210, 220, 231, 238, 250, 255, 262, 275, 300, 308, 330, 340, 350, 357, 374, 375, 385, 393, 420, 425, 462, 476, 500, 510, 524, 525, 550, 561, 595, 655, 660, 700, 714, 748, 750, 770, 786, 825, 850, 875, 917, 924, 935, 1020, 1050, 1100, 1122, 1155, 1190, 1275, 1309, 1310, 1375, 1428, 1441, 1500, 1540, 1572, 1650, 1700, 1750, 1785, 1834, 1870, 1925, 1965, 2100, 2125, 2227, 2244, 2310, 2380, 2550, 2618, 2620, 2625, 2750, 2751, 2805, 2882, 2975, 3275, 3300, 3500, 3570, 3668, 3740, 3850, 3927, 3930, 4125, 4250, 4323, 4454, 4585, 4620, 4675, 5100, 5236, 5250, 5500, 5502, 5610, 5764, 5775, 5950, 6375, 6545, 6550, 6681, 7140, 7205, 7700, 7854, 7860, 8250, 8500, 8646, 8908, 8925, 9170, 9350, 9625, 9825, 10087, 10500, 11004, 11135, 11220, 11550, 11900, 12750, 13090, 13100, 13362, 13755, 14025, 14410, 14875, 15589, 15708, 16375, 16500, 17292, 17850, 18340, 18700, 19250, 19635, 19650, 20174, 21615, 22270, 22925, 23100, 23375, 24497, 25500, 26180, 26724, 27510, 28050, 28820, 28875, 29750, 30261, 31178, 32725, 32750, 33405, 35700, 36025, 38500, 39270, 39300, 40348, 43230, 44540, 44625, 45850, 46750, 46767, 48994, 49125, 50435, 55020, 55675, 56100, 57750, 59500, 60522, 62356, 65450, 65500, 66810, 68775, 70125, 72050, 73491, 77945, 78540, 86460, 89250, 91700, 93500, 93534, 97988, 98175, 98250, 100870, 108075, 111350, 114625, 115500, 121044, 122485, 130900, 133620, 137550, 140250, 144100, 146982, 151305, 155890, 163625, 167025, 171479, 178500, 180125, 187068, 196350, 196500, 201740, 216150, 222700, 229250, 233835, 244970, 252175, 275100, 278375, 280500, 293964, 302610, 311780, 327250, 334050, 342958, 343875, 360250, 367455, 389725, 392700, 432300, 458500, 467670, 489940, 490875, 504350, 514437, 540375, 556750, 605220, 612425, 654500, 668100, 685916, 687750, 720500, 734910, 756525, 779450, 835125, 857395, 935340, 981750, 1008700, 1028874, 1080750, 1113500, 1169175, 1224850, 1260875, 1375500, 1469820, 1513050, 1558900, 1670250, 1714790, 1837275, 1948625, 1963500, 2057748, 2161500, 2338350, 2449700, 2521750, 2572185, 3026100, 3062125, 3340500, 3429580, 3674550, 3782625, 3897250, 4286975, 4676700, 5043500, 5144370, 5845875, 6124250, 7349100, 7565250, 7794500, 8573950, 9186375, 10288740, 11691750, 12248500, 12860925, 15130500, 17147900, 18372750, 21434875, 23383500, 25721850, 36745500, 42869750, 51443700, 64304625, 85739500, 128609250, 257218500]

約数ペア:

[(1, 257218500), (2, 128609250), (3, 85739500), (4, 64304625), (5, 51443700), (6, 42869750), (7, 36745500), (10, 25721850), (11, 23383500), (12, 21434875), (14, 18372750), (15, 17147900), (17, 15130500), (20, 12860925), (21, 12248500), (22, 11691750), (25, 10288740), (28, 9186375), (30, 8573950), (33, 7794500), (34, 7565250), (35, 7349100), (42, 6124250), (44, 5845875), (50, 5144370), (51, 5043500), (55, 4676700), (60, 4286975), (66, 3897250), (68, 3782625), (70, 3674550), (75, 3429580), (77, 3340500), (84, 3062125), (85, 3026100), (100, 2572185), (102, 2521750), (105, 2449700), (110, 2338350), (119, 2161500), (125, 2057748), (131, 1963500), (132, 1948625), (140, 1837275), (150, 1714790), (154, 1670250), (165, 1558900), (170, 1513050), (175, 1469820), (187, 1375500), (204, 1260875), (210, 1224850), (220, 1169175), (231, 1113500), (238, 1080750), (250, 1028874), (255, 1008700), (262, 981750), (275, 935340), (300, 857395), (308, 835125), (330, 779450), (340, 756525), (350, 734910), (357, 720500), (374, 687750), (375, 685916), (385, 668100), (393, 654500), (420, 612425), (425, 605220), (462, 556750), (476, 540375), (500, 514437), (510, 504350), (524, 490875), (525, 489940), (550, 467670), (561, 458500), (595, 432300), (655, 392700), (660, 389725), (700, 367455), (714, 360250), (748, 343875), (750, 342958), (770, 334050), (786, 327250), (825, 311780), (850, 302610), (875, 293964), (917, 280500), (924, 278375), (935, 275100), (1020, 252175), (1050, 244970), (1100, 233835), (1122, 229250), (1155, 222700), (1190, 216150), (1275, 201740), (1309, 196500), (1310, 196350), (1375, 187068), (1428, 180125), (1441, 178500), (1500, 171479), (1540, 167025), (1572, 163625), (1650, 155890), (1700, 151305), (1750, 146982), (1785, 144100), (1834, 140250), (1870, 137550), (1925, 133620), (1965, 130900), (2100, 122485), (2125, 121044), (2227, 115500), (2244, 114625), (2310, 111350), (2380, 108075), (2550, 100870), (2618, 98250), (2620, 98175), (2625, 97988), (2750, 93534), (2751, 93500), (2805, 91700), (2882, 89250), (2975, 86460), (3275, 78540), (3300, 77945), (3500, 73491), (3570, 72050), (3668, 70125), (3740, 68775), (3850, 66810), (3927, 65500), (3930, 65450), (4125, 62356), (4250, 60522), (4323, 59500), (4454, 57750), (4585, 56100), (4620, 55675), (4675, 55020), (5100, 50435), (5236, 49125), (5250, 48994), (5500, 46767), (5502, 46750), (5610, 45850), (5764, 44625), (5775, 44540), (5950, 43230), (6375, 40348), (6545, 39300), (6550, 39270), (6681, 38500), (7140, 36025), (7205, 35700), (7700, 33405), (7854, 32750), (7860, 32725), (8250, 31178), (8500, 30261), (8646, 29750), (8908, 28875), (8925, 28820), (9170, 28050), (9350, 27510), (9625, 26724), (9825, 26180), (10087, 25500), (10500, 24497), (11004, 23375), (11135, 23100), (11220, 22925), (11550, 22270), (11900, 21615), (12750, 20174), (13090, 19650), (13100, 19635), (13362, 19250), (13755, 18700), (14025, 18340), (14410, 17850), (14875, 17292), (15589, 16500), (15708, 16375)]