239968606490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1\times {\mathrm{22153}}^1$

素因数の和:22695

約数の個数: 64

約数和(自身を含む): 452341435392

約数和(自身を除く): 212372828902

約数列:

[1, 2, 5, 10, 31, 62, 83, 155, 166, 310, 415, 421, 830, 842, 2105, 2573, 4210, 5146, 12865, 13051, 22153, 25730, 26102, 34943, 44306, 65255, 69886, 110765, 130510, 174715, 221530, 349430, 686743, 1083233, 1373486, 1838699, 2166466, 3433715, 3677398, 5416165, 6867430, 9193495, 9326413, 10832330, 18386990, 18652826, 46632065, 56999669, 93264130, 113999338, 284998345, 289118803, 569996690, 578237606, 774092279, 1445594015, 1548184558, 2891188030, 3870461395, 7740922790, 23996860649, 47993721298, 119984303245, 239968606490]

約数ペア:

[(1, 239968606490), (2, 119984303245), (5, 47993721298), (10, 23996860649), (31, 7740922790), (62, 3870461395), (83, 2891188030), (155, 1548184558), (166, 1445594015), (310, 774092279), (415, 578237606), (421, 569996690), (830, 289118803), (842, 284998345), (2105, 113999338), (2573, 93264130), (4210, 56999669), (5146, 46632065), (12865, 18652826), (13051, 18386990), (22153, 10832330), (25730, 9326413), (26102, 9193495), (34943, 6867430), (44306, 5416165), (65255, 3677398), (69886, 3433715), (110765, 2166466), (130510, 1838699), (174715, 1373486), (221530, 1083233), (349430, 686743)]