17897880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:194

約数の個数: 256

約数和(自身を含む): 72576000

約数和(自身を除く): 54678120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 44, 52, 55, 56, 60, 65, 66, 70, 77, 78, 84, 88, 91, 104, 105, 110, 120, 130, 132, 140, 143, 149, 154, 156, 165, 168, 182, 195, 210, 220, 231, 260, 264, 273, 280, 286, 298, 308, 312, 330, 364, 385, 390, 420, 429, 440, 447, 455, 462, 520, 546, 572, 596, 616, 660, 715, 728, 745, 770, 780, 840, 858, 894, 910, 924, 1001, 1043, 1092, 1144, 1155, 1192, 1320, 1365, 1430, 1490, 1540, 1560, 1639, 1716, 1788, 1820, 1848, 1937, 2002, 2086, 2145, 2184, 2235, 2310, 2730, 2860, 2980, 3003, 3080, 3129, 3278, 3432, 3576, 3640, 3874, 4004, 4172, 4290, 4470, 4620, 4917, 5005, 5215, 5460, 5720, 5811, 5960, 6006, 6258, 6556, 7748, 8008, 8195, 8344, 8580, 8940, 9240, 9685, 9834, 10010, 10430, 10920, 11473, 11622, 12012, 12516, 13112, 13559, 15015, 15496, 15645, 16390, 17160, 17880, 19370, 19668, 20020, 20860, 21307, 22946, 23244, 24024, 24585, 25032, 27118, 29055, 30030, 31290, 32780, 34419, 38740, 39336, 40040, 40677, 41720, 42614, 45892, 46488, 49170, 54236, 57365, 58110, 60060, 62580, 63921, 65560, 67795, 68838, 77480, 81354, 85228, 91784, 98340, 106535, 108472, 114730, 116220, 120120, 125160, 127842, 135590, 137676, 149149, 162708, 170456, 172095, 196680, 203385, 213070, 229460, 232440, 255684, 271180, 275352, 298298, 319605, 325416, 344190, 406770, 426140, 447447, 458920, 511368, 542360, 596596, 639210, 688380, 745745, 813540, 852280, 894894, 1193192, 1278420, 1376760, 1491490, 1627080, 1789788, 2237235, 2556840, 2982980, 3579576, 4474470, 5965960, 8948940, 17897880]

約数ペア:

[(1, 17897880), (2, 8948940), (3, 5965960), (4, 4474470), (5, 3579576), (6, 2982980), (7, 2556840), (8, 2237235), (10, 1789788), (11, 1627080), (12, 1491490), (13, 1376760), (14, 1278420), (15, 1193192), (20, 894894), (21, 852280), (22, 813540), (24, 745745), (26, 688380), (28, 639210), (30, 596596), (33, 542360), (35, 511368), (39, 458920), (40, 447447), (42, 426140), (44, 406770), (52, 344190), (55, 325416), (56, 319605), (60, 298298), (65, 275352), (66, 271180), (70, 255684), (77, 232440), (78, 229460), (84, 213070), (88, 203385), (91, 196680), (104, 172095), (105, 170456), (110, 162708), (120, 149149), (130, 137676), (132, 135590), (140, 127842), (143, 125160), (149, 120120), (154, 116220), (156, 114730), (165, 108472), (168, 106535), (182, 98340), (195, 91784), (210, 85228), (220, 81354), (231, 77480), (260, 68838), (264, 67795), (273, 65560), (280, 63921), (286, 62580), (298, 60060), (308, 58110), (312, 57365), (330, 54236), (364, 49170), (385, 46488), (390, 45892), (420, 42614), (429, 41720), (440, 40677), (447, 40040), (455, 39336), (462, 38740), (520, 34419), (546, 32780), (572, 31290), (596, 30030), (616, 29055), (660, 27118), (715, 25032), (728, 24585), (745, 24024), (770, 23244), (780, 22946), (840, 21307), (858, 20860), (894, 20020), (910, 19668), (924, 19370), (1001, 17880), (1043, 17160), (1092, 16390), (1144, 15645), (1155, 15496), (1192, 15015), (1320, 13559), (1365, 13112), (1430, 12516), (1490, 12012), (1540, 11622), (1560, 11473), (1639, 10920), (1716, 10430), (1788, 10010), (1820, 9834), (1848, 9685), (1937, 9240), (2002, 8940), (2086, 8580), (2145, 8344), (2184, 8195), (2235, 8008), (2310, 7748), (2730, 6556), (2860, 6258), (2980, 6006), (3003, 5960), (3080, 5811), (3129, 5720), (3278, 5460), (3432, 5215), (3576, 5005), (3640, 4917), (3874, 4620), (4004, 4470), (4172, 4290)]