218886990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:462

約数の個数: 128

約数和(自身を含む): 624181248

約数和(自身を除く): 405294258

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 47, 67, 70, 94, 105, 134, 141, 201, 210, 235, 282, 329, 331, 335, 402, 469, 470, 658, 662, 670, 705, 938, 987, 993, 1005, 1407, 1410, 1645, 1655, 1974, 1986, 2010, 2317, 2345, 2814, 3149, 3290, 3310, 4634, 4690, 4935, 4965, 6298, 6951, 7035, 9447, 9870, 9930, 11585, 13902, 14070, 15557, 15745, 18894, 22043, 22177, 23170, 31114, 31490, 34755, 44086, 44354, 46671, 47235, 66129, 66531, 69510, 77785, 93342, 94470, 108899, 110215, 110885, 132258, 133062, 155239, 155570, 217798, 220430, 221770, 233355, 310478, 326697, 330645, 332655, 465717, 466710, 544495, 653394, 661290, 665310, 776195, 931434, 1042319, 1088990, 1552390, 1633485, 2084638, 2328585, 3126957, 3266970, 4657170, 5211595, 6253914, 7296233, 10423190, 14592466, 15634785, 21888699, 31269570, 36481165, 43777398, 72962330, 109443495, 218886990]

約数ペア:

[(1, 218886990), (2, 109443495), (3, 72962330), (5, 43777398), (6, 36481165), (7, 31269570), (10, 21888699), (14, 15634785), (15, 14592466), (21, 10423190), (30, 7296233), (35, 6253914), (42, 5211595), (47, 4657170), (67, 3266970), (70, 3126957), (94, 2328585), (105, 2084638), (134, 1633485), (141, 1552390), (201, 1088990), (210, 1042319), (235, 931434), (282, 776195), (329, 665310), (331, 661290), (335, 653394), (402, 544495), (469, 466710), (470, 465717), (658, 332655), (662, 330645), (670, 326697), (705, 310478), (938, 233355), (987, 221770), (993, 220430), (1005, 217798), (1407, 155570), (1410, 155239), (1645, 133062), (1655, 132258), (1974, 110885), (1986, 110215), (2010, 108899), (2317, 94470), (2345, 93342), (2814, 77785), (3149, 69510), (3290, 66531), (3310, 66129), (4634, 47235), (4690, 46671), (4935, 44354), (4965, 44086), (6298, 34755), (6951, 31490), (7035, 31114), (9447, 23170), (9870, 22177), (9930, 22043), (11585, 18894), (13902, 15745), (14070, 15557)]