308680020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 288

約数和(自身を含む): 1086898176

約数和(自身を除く): 778218156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 47, 55, 60, 62, 66, 90, 93, 94, 99, 107, 110, 124, 132, 141, 155, 165, 180, 186, 188, 198, 214, 220, 235, 279, 282, 310, 321, 330, 341, 372, 396, 423, 428, 465, 470, 495, 517, 535, 558, 564, 620, 642, 660, 682, 705, 846, 930, 940, 963, 990, 1023, 1034, 1070, 1116, 1177, 1284, 1364, 1395, 1410, 1457, 1551, 1605, 1692, 1705, 1860, 1926, 1980, 2046, 2068, 2115, 2140, 2354, 2585, 2790, 2820, 2914, 3069, 3102, 3210, 3317, 3410, 3531, 3852, 4092, 4230, 4371, 4653, 4708, 4815, 5029, 5115, 5170, 5580, 5828, 5885, 6138, 6204, 6420, 6634, 6820, 7062, 7285, 7755, 8460, 8742, 9306, 9630, 9951, 10058, 10230, 10340, 10593, 11770, 12276, 13113, 13268, 14124, 14570, 15087, 15345, 15510, 16027, 16585, 17484, 17655, 18612, 19260, 19902, 20116, 20460, 21186, 21855, 23265, 23540, 25145, 26226, 29140, 29853, 30174, 30690, 31020, 32054, 33170, 35310, 36487, 39804, 42372, 43710, 45261, 46530, 48081, 49755, 50290, 52452, 52965, 55319, 59706, 60348, 61380, 64108, 65565, 66340, 70620, 72974, 75435, 80135, 87420, 90522, 93060, 96162, 99510, 100580, 105930, 109461, 110638, 119412, 131130, 144243, 145948, 149265, 150870, 155899, 160270, 165957, 181044, 182435, 192324, 199020, 211860, 218922, 221276, 226305, 240405, 262260, 276595, 288486, 298530, 301740, 311798, 320540, 328383, 331914, 364870, 437844, 452610, 467697, 480810, 497871, 547305, 553190, 576972, 597060, 623596, 656766, 663828, 721215, 729740, 779495, 829785, 905220, 935394, 961620, 995742, 1094610, 1106380, 1313532, 1403091, 1442430, 1558990, 1641915, 1659570, 1714889, 1870788, 1991484, 2189220, 2338485, 2489355, 2806182, 2884860, 3117980, 3283830, 3319140, 3429778, 4676970, 4978710, 5144667, 5612364, 6567660, 6859556, 7015455, 8574445, 9353940, 9957420, 10289334, 14030910, 15434001, 17148890, 20578668, 25723335, 28061820, 30868002, 34297780, 51446670, 61736004, 77170005, 102893340, 154340010, 308680020]

約数ペア:

[(1, 308680020), (2, 154340010), (3, 102893340), (4, 77170005), (5, 61736004), (6, 51446670), (9, 34297780), (10, 30868002), (11, 28061820), (12, 25723335), (15, 20578668), (18, 17148890), (20, 15434001), (22, 14030910), (30, 10289334), (31, 9957420), (33, 9353940), (36, 8574445), (44, 7015455), (45, 6859556), (47, 6567660), (55, 5612364), (60, 5144667), (62, 4978710), (66, 4676970), (90, 3429778), (93, 3319140), (94, 3283830), (99, 3117980), (107, 2884860), (110, 2806182), (124, 2489355), (132, 2338485), (141, 2189220), (155, 1991484), (165, 1870788), (180, 1714889), (186, 1659570), (188, 1641915), (198, 1558990), (214, 1442430), (220, 1403091), (235, 1313532), (279, 1106380), (282, 1094610), (310, 995742), (321, 961620), (330, 935394), (341, 905220), (372, 829785), (396, 779495), (423, 729740), (428, 721215), (465, 663828), (470, 656766), (495, 623596), (517, 597060), (535, 576972), (558, 553190), (564, 547305), (620, 497871), (642, 480810), (660, 467697), (682, 452610), (705, 437844), (846, 364870), (930, 331914), (940, 328383), (963, 320540), (990, 311798), (1023, 301740), (1034, 298530), (1070, 288486), (1116, 276595), (1177, 262260), (1284, 240405), (1364, 226305), (1395, 221276), (1410, 218922), (1457, 211860), (1551, 199020), (1605, 192324), (1692, 182435), (1705, 181044), (1860, 165957), (1926, 160270), (1980, 155899), (2046, 150870), (2068, 149265), (2115, 145948), (2140, 144243), (2354, 131130), (2585, 119412), (2790, 110638), (2820, 109461), (2914, 105930), (3069, 100580), (3102, 99510), (3210, 96162), (3317, 93060), (3410, 90522), (3531, 87420), (3852, 80135), (4092, 75435), (4230, 72974), (4371, 70620), (4653, 66340), (4708, 65565), (4815, 64108), (5029, 61380), (5115, 60348), (5170, 59706), (5580, 55319), (5828, 52965), (5885, 52452), (6138, 50290), (6204, 49755), (6420, 48081), (6634, 46530), (6820, 45261), (7062, 43710), (7285, 42372), (7755, 39804), (8460, 36487), (8742, 35310), (9306, 33170), (9630, 32054), (9951, 31020), (10058, 30690), (10230, 30174), (10340, 29853), (10593, 29140), (11770, 26226), (12276, 25145), (13113, 23540), (13268, 23265), (14124, 21855), (14570, 21186), (15087, 20460), (15345, 20116), (15510, 19902), (16027, 19260), (16585, 18612), (17484, 17655)]