18493332720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2485663}}^1$

素因数の和:2485710

約数の個数: 80

約数和(自身を含む): 59178688512

約数和(自身を除く): 40685355792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 2485663, 4971326, 7456989, 9942652, 12428315, 14913978, 19885304, 24856630, 29827956, 37284945, 39770608, 49713260, 59655912, 74569890, 77055553, 99426520, 119311824, 149139780, 154111106, 198853040, 231166659, 298279560, 308222212, 385277765, 462333318, 596559120, 616444424, 770555530, 924666636, 1155833295, 1232888848, 1541111060, 1849333272, 2311666590, 3082222120, 3698666544, 4623333180, 6164444240, 9246666360, 18493332720]

約数ペア:

[(1, 18493332720), (2, 9246666360), (3, 6164444240), (4, 4623333180), (5, 3698666544), (6, 3082222120), (8, 2311666590), (10, 1849333272), (12, 1541111060), (15, 1232888848), (16, 1155833295), (20, 924666636), (24, 770555530), (30, 616444424), (31, 596559120), (40, 462333318), (48, 385277765), (60, 308222212), (62, 298279560), (80, 231166659), (93, 198853040), (120, 154111106), (124, 149139780), (155, 119311824), (186, 99426520), (240, 77055553), (248, 74569890), (310, 59655912), (372, 49713260), (465, 39770608), (496, 37284945), (620, 29827956), (744, 24856630), (930, 19885304), (1240, 14913978), (1488, 12428315), (1860, 9942652), (2480, 7456989), (3720, 4971326), (7440, 2485663)]