81435150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:195

約数の個数: 144

約数和(自身を含む): 231180144

約数和(自身を除く): 149744994

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 37, 45, 50, 67, 73, 74, 75, 90, 111, 134, 146, 150, 185, 201, 219, 222, 225, 333, 335, 365, 370, 402, 438, 450, 555, 603, 657, 666, 670, 730, 925, 1005, 1095, 1110, 1206, 1314, 1665, 1675, 1825, 1850, 2010, 2190, 2479, 2701, 2775, 3015, 3285, 3330, 3350, 3650, 4891, 4958, 5025, 5402, 5475, 5550, 6030, 6570, 7437, 8103, 8325, 9782, 10050, 10950, 12395, 13505, 14673, 14874, 15075, 16206, 16425, 16650, 22311, 24309, 24455, 24790, 27010, 29346, 30150, 32850, 37185, 40515, 44019, 44622, 48618, 48910, 61975, 67525, 73365, 74370, 81030, 88038, 111555, 121545, 122275, 123950, 135050, 146730, 180967, 185925, 202575, 220095, 223110, 243090, 244550, 361934, 366825, 371850, 405150, 440190, 542901, 557775, 607725, 733650, 904835, 1085802, 1100475, 1115550, 1215450, 1628703, 1809670, 2200950, 2714505, 3257406, 4524175, 5429010, 8143515, 9048350, 13572525, 16287030, 27145050, 40717575, 81435150]

約数ペア:

[(1, 81435150), (2, 40717575), (3, 27145050), (5, 16287030), (6, 13572525), (9, 9048350), (10, 8143515), (15, 5429010), (18, 4524175), (25, 3257406), (30, 2714505), (37, 2200950), (45, 1809670), (50, 1628703), (67, 1215450), (73, 1115550), (74, 1100475), (75, 1085802), (90, 904835), (111, 733650), (134, 607725), (146, 557775), (150, 542901), (185, 440190), (201, 405150), (219, 371850), (222, 366825), (225, 361934), (333, 244550), (335, 243090), (365, 223110), (370, 220095), (402, 202575), (438, 185925), (450, 180967), (555, 146730), (603, 135050), (657, 123950), (666, 122275), (670, 121545), (730, 111555), (925, 88038), (1005, 81030), (1095, 74370), (1110, 73365), (1206, 67525), (1314, 61975), (1665, 48910), (1675, 48618), (1825, 44622), (1850, 44019), (2010, 40515), (2190, 37185), (2479, 32850), (2701, 30150), (2775, 29346), (3015, 27010), (3285, 24790), (3330, 24455), (3350, 24309), (3650, 22311), (4891, 16650), (4958, 16425), (5025, 16206), (5402, 15075), (5475, 14874), (5550, 14673), (6030, 13505), (6570, 12395), (7437, 10950), (8103, 10050), (8325, 9782)]