20149113615

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:353

約数の個数: 128

約数和(自身を含む): 34801643520

約数和(自身を除く): 14652529905

約数列:

[1, 3, 5, 15, 47, 53, 73, 83, 89, 141, 159, 219, 235, 249, 265, 267, 365, 415, 445, 705, 795, 1095, 1245, 1335, 2491, 3431, 3869, 3901, 4183, 4399, 4717, 6059, 6497, 7387, 7473, 10293, 11607, 11703, 12455, 12549, 13197, 14151, 17155, 18177, 19345, 19491, 19505, 20915, 21995, 22161, 23585, 30295, 32485, 36935, 37365, 51465, 58035, 58515, 62745, 65985, 70755, 90885, 97455, 110805, 181843, 206753, 221699, 284773, 305359, 321127, 344341, 347189, 391511, 539251, 545529, 620259, 665097, 854319, 909215, 916077, 963381, 1033023, 1033765, 1041567, 1108495, 1174533, 1423865, 1526795, 1605635, 1617753, 1721705, 1735945, 1957555, 2696255, 2727645, 3101295, 3325485, 4271595, 4580385, 4816905, 5165115, 5207835, 5872665, 8088765, 15092969, 16184027, 18401017, 25344797, 28580303, 45278907, 48552081, 55203051, 75464845, 76034391, 80920135, 85740909, 92005085, 126723985, 142901515, 226394535, 242760405, 276015255, 380171955, 428704545, 1343274241, 4029822723, 6716371205, 20149113615]

約数ペア:

[(1, 20149113615), (3, 6716371205), (5, 4029822723), (15, 1343274241), (47, 428704545), (53, 380171955), (73, 276015255), (83, 242760405), (89, 226394535), (141, 142901515), (159, 126723985), (219, 92005085), (235, 85740909), (249, 80920135), (265, 76034391), (267, 75464845), (365, 55203051), (415, 48552081), (445, 45278907), (705, 28580303), (795, 25344797), (1095, 18401017), (1245, 16184027), (1335, 15092969), (2491, 8088765), (3431, 5872665), (3869, 5207835), (3901, 5165115), (4183, 4816905), (4399, 4580385), (4717, 4271595), (6059, 3325485), (6497, 3101295), (7387, 2727645), (7473, 2696255), (10293, 1957555), (11607, 1735945), (11703, 1721705), (12455, 1617753), (12549, 1605635), (13197, 1526795), (14151, 1423865), (17155, 1174533), (18177, 1108495), (19345, 1041567), (19491, 1033765), (19505, 1033023), (20915, 963381), (21995, 916077), (22161, 909215), (23585, 854319), (30295, 665097), (32485, 620259), (36935, 545529), (37365, 539251), (51465, 391511), (58035, 347189), (58515, 344341), (62745, 321127), (65985, 305359), (70755, 284773), (90885, 221699), (97455, 206753), (110805, 181843)]