486995752120

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1\times {\mathrm{7873}}^1$

素因数の和:8297

約数の個数: 128

約数和(自身を含む): 1129354591680

約数和(自身を除く): 642358839560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 101, 122, 202, 244, 251, 305, 404, 488, 502, 505, 610, 808, 1004, 1010, 1220, 1255, 2008, 2020, 2440, 2510, 4040, 5020, 6161, 7873, 10040, 12322, 15311, 15746, 24644, 25351, 30622, 30805, 31492, 39365, 49288, 50702, 61244, 61610, 62984, 76555, 78730, 101404, 122488, 123220, 126755, 153110, 157460, 202808, 246440, 253510, 306220, 314920, 480253, 507020, 612440, 795173, 960506, 1014040, 1546411, 1590346, 1921012, 1976123, 2401265, 3092822, 3180692, 3842024, 3952246, 3975865, 4802530, 6185644, 6361384, 7732055, 7904492, 7951730, 9605060, 9880615, 12371288, 15464110, 15808984, 15903460, 19210120, 19761230, 30928220, 31806920, 39522460, 48505553, 61856440, 79044920, 97011106, 120543503, 194022212, 199588423, 241087006, 242527765, 388044424, 399176846, 482174012, 485055530, 602717515, 798353692, 964348024, 970111060, 997942115, 1205435030, 1596707384, 1940222120, 1995884230, 2410870060, 3991768460, 4821740120, 7983536920, 12174893803, 24349787606, 48699575212, 60874469015, 97399150424, 121748938030, 243497876060, 486995752120]

約数ペア:

[(1, 486995752120), (2, 243497876060), (4, 121748938030), (5, 97399150424), (8, 60874469015), (10, 48699575212), (20, 24349787606), (40, 12174893803), (61, 7983536920), (101, 4821740120), (122, 3991768460), (202, 2410870060), (244, 1995884230), (251, 1940222120), (305, 1596707384), (404, 1205435030), (488, 997942115), (502, 970111060), (505, 964348024), (610, 798353692), (808, 602717515), (1004, 485055530), (1010, 482174012), (1220, 399176846), (1255, 388044424), (2008, 242527765), (2020, 241087006), (2440, 199588423), (2510, 194022212), (4040, 120543503), (5020, 97011106), (6161, 79044920), (7873, 61856440), (10040, 48505553), (12322, 39522460), (15311, 31806920), (15746, 30928220), (24644, 19761230), (25351, 19210120), (30622, 15903460), (30805, 15808984), (31492, 15464110), (39365, 12371288), (49288, 9880615), (50702, 9605060), (61244, 7951730), (61610, 7904492), (62984, 7732055), (76555, 6361384), (78730, 6185644), (101404, 4802530), (122488, 3975865), (123220, 3952246), (126755, 3842024), (153110, 3180692), (157460, 3092822), (202808, 2401265), (246440, 1976123), (253510, 1921012), (306220, 1590346), (314920, 1546411), (480253, 1014040), (507020, 960506), (612440, 795173)]