197818440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1297}}^1$

素因数の和:1383

約数の個数: 128

約数和(自身を含む): 628024320

約数和(自身を除く): 430205880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 41, 60, 62, 82, 93, 120, 123, 124, 155, 164, 186, 205, 246, 248, 310, 328, 372, 410, 465, 492, 615, 620, 744, 820, 930, 984, 1230, 1240, 1271, 1297, 1640, 1860, 2460, 2542, 2594, 3720, 3813, 3891, 4920, 5084, 5188, 6355, 6485, 7626, 7782, 10168, 10376, 12710, 12970, 15252, 15564, 19065, 19455, 25420, 25940, 30504, 31128, 38130, 38910, 40207, 50840, 51880, 53177, 76260, 77820, 80414, 106354, 120621, 152520, 155640, 159531, 160828, 201035, 212708, 241242, 265885, 319062, 321656, 402070, 425416, 482484, 531770, 603105, 638124, 797655, 804140, 964968, 1063540, 1206210, 1276248, 1595310, 1608280, 1648487, 2127080, 2412420, 3190620, 3296974, 4824840, 4945461, 6381240, 6593948, 8242435, 9890922, 13187896, 16484870, 19781844, 24727305, 32969740, 39563688, 49454610, 65939480, 98909220, 197818440]

約数ペア:

[(1, 197818440), (2, 98909220), (3, 65939480), (4, 49454610), (5, 39563688), (6, 32969740), (8, 24727305), (10, 19781844), (12, 16484870), (15, 13187896), (20, 9890922), (24, 8242435), (30, 6593948), (31, 6381240), (40, 4945461), (41, 4824840), (60, 3296974), (62, 3190620), (82, 2412420), (93, 2127080), (120, 1648487), (123, 1608280), (124, 1595310), (155, 1276248), (164, 1206210), (186, 1063540), (205, 964968), (246, 804140), (248, 797655), (310, 638124), (328, 603105), (372, 531770), (410, 482484), (465, 425416), (492, 402070), (615, 321656), (620, 319062), (744, 265885), (820, 241242), (930, 212708), (984, 201035), (1230, 160828), (1240, 159531), (1271, 155640), (1297, 152520), (1640, 120621), (1860, 106354), (2460, 80414), (2542, 77820), (2594, 76260), (3720, 53177), (3813, 51880), (3891, 50840), (4920, 40207), (5084, 38910), (5188, 38130), (6355, 31128), (6485, 30504), (7626, 25940), (7782, 25420), (10168, 19455), (10376, 19065), (12710, 15564), (12970, 15252)]