310464120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{571}}^1$

素因数の和:805

約数の個数: 128

約数和(自身を含む): 978531840

約数和(自身を除く): 668067720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 197, 230, 276, 345, 394, 460, 552, 571, 591, 690, 788, 920, 985, 1142, 1182, 1380, 1576, 1713, 1970, 2284, 2364, 2760, 2855, 2955, 3426, 3940, 4531, 4568, 4728, 5710, 5910, 6852, 7880, 8565, 9062, 11420, 11820, 13133, 13593, 13704, 17130, 18124, 22655, 22840, 23640, 26266, 27186, 34260, 36248, 39399, 45310, 52532, 54372, 65665, 67965, 68520, 78798, 90620, 105064, 108744, 112487, 131330, 135930, 157596, 181240, 196995, 224974, 262660, 271860, 315192, 337461, 393990, 449948, 525320, 543720, 562435, 674922, 787980, 899896, 1124870, 1349844, 1575960, 1687305, 2249740, 2587201, 2699688, 3374610, 4499480, 5174402, 6749220, 7761603, 10348804, 12936005, 13498440, 15523206, 20697608, 25872010, 31046412, 38808015, 51744020, 62092824, 77616030, 103488040, 155232060, 310464120]

約数ペア:

[(1, 310464120), (2, 155232060), (3, 103488040), (4, 77616030), (5, 62092824), (6, 51744020), (8, 38808015), (10, 31046412), (12, 25872010), (15, 20697608), (20, 15523206), (23, 13498440), (24, 12936005), (30, 10348804), (40, 7761603), (46, 6749220), (60, 5174402), (69, 4499480), (92, 3374610), (115, 2699688), (120, 2587201), (138, 2249740), (184, 1687305), (197, 1575960), (230, 1349844), (276, 1124870), (345, 899896), (394, 787980), (460, 674922), (552, 562435), (571, 543720), (591, 525320), (690, 449948), (788, 393990), (920, 337461), (985, 315192), (1142, 271860), (1182, 262660), (1380, 224974), (1576, 196995), (1713, 181240), (1970, 157596), (2284, 135930), (2364, 131330), (2760, 112487), (2855, 108744), (2955, 105064), (3426, 90620), (3940, 78798), (4531, 68520), (4568, 67965), (4728, 65665), (5710, 54372), (5910, 52532), (6852, 45310), (7880, 39399), (8565, 36248), (9062, 34260), (11420, 27186), (11820, 26266), (13133, 23640), (13593, 22840), (13704, 22655), (17130, 18124)]