315021080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:202

約数の個数: 128

約数和(自身を含む): 800573760

約数和(自身を除く): 485552680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 97, 110, 121, 122, 194, 220, 242, 244, 305, 388, 440, 484, 485, 488, 605, 610, 671, 776, 968, 970, 1067, 1210, 1220, 1331, 1342, 1940, 2134, 2420, 2440, 2662, 2684, 3355, 3880, 4268, 4840, 5324, 5335, 5368, 5917, 6655, 6710, 7381, 8536, 10648, 10670, 11737, 11834, 13310, 13420, 14762, 21340, 23474, 23668, 26620, 26840, 29524, 29585, 36905, 42680, 46948, 47336, 53240, 58685, 59048, 59170, 65087, 73810, 81191, 93896, 117370, 118340, 129107, 130174, 147620, 162382, 234740, 236680, 258214, 260348, 295240, 324764, 325435, 405955, 469480, 516428, 520696, 645535, 649528, 650870, 715957, 811910, 1032856, 1291070, 1301740, 1431914, 1623820, 2582140, 2603480, 2863828, 3247640, 3579785, 5164280, 5727656, 7159570, 7875527, 14319140, 15751054, 28638280, 31502108, 39377635, 63004216, 78755270, 157510540, 315021080]

約数ペア:

[(1, 315021080), (2, 157510540), (4, 78755270), (5, 63004216), (8, 39377635), (10, 31502108), (11, 28638280), (20, 15751054), (22, 14319140), (40, 7875527), (44, 7159570), (55, 5727656), (61, 5164280), (88, 3579785), (97, 3247640), (110, 2863828), (121, 2603480), (122, 2582140), (194, 1623820), (220, 1431914), (242, 1301740), (244, 1291070), (305, 1032856), (388, 811910), (440, 715957), (484, 650870), (485, 649528), (488, 645535), (605, 520696), (610, 516428), (671, 469480), (776, 405955), (968, 325435), (970, 324764), (1067, 295240), (1210, 260348), (1220, 258214), (1331, 236680), (1342, 234740), (1940, 162382), (2134, 147620), (2420, 130174), (2440, 129107), (2662, 118340), (2684, 117370), (3355, 93896), (3880, 81191), (4268, 73810), (4840, 65087), (5324, 59170), (5335, 59048), (5368, 58685), (5917, 53240), (6655, 47336), (6710, 46948), (7381, 42680), (8536, 36905), (10648, 29585), (10670, 29524), (11737, 26840), (11834, 26620), (13310, 23668), (13420, 23474), (14762, 21340)]