15708027920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{321359}}^1$

素因数の和:321432

約数の個数: 80

約数和(自身を含む): 40167429120

約数和(自身を除く): 24459401200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 611, 752, 940, 1040, 1222, 1880, 2444, 3055, 3760, 4888, 6110, 9776, 12220, 24440, 48880, 321359, 642718, 1285436, 1606795, 2570872, 3213590, 4177667, 5141744, 6427180, 8355334, 12854360, 15103873, 16710668, 20888335, 25708720, 30207746, 33421336, 41776670, 60415492, 66842672, 75519365, 83553340, 120830984, 151038730, 167106680, 196350349, 241661968, 302077460, 334213360, 392700698, 604154920, 785401396, 981751745, 1208309840, 1570802792, 1963503490, 3141605584, 3927006980, 7854013960, 15708027920]

約数ペア:

[(1, 15708027920), (2, 7854013960), (4, 3927006980), (5, 3141605584), (8, 1963503490), (10, 1570802792), (13, 1208309840), (16, 981751745), (20, 785401396), (26, 604154920), (40, 392700698), (47, 334213360), (52, 302077460), (65, 241661968), (80, 196350349), (94, 167106680), (104, 151038730), (130, 120830984), (188, 83553340), (208, 75519365), (235, 66842672), (260, 60415492), (376, 41776670), (470, 33421336), (520, 30207746), (611, 25708720), (752, 20888335), (940, 16710668), (1040, 15103873), (1222, 12854360), (1880, 8355334), (2444, 6427180), (3055, 5141744), (3760, 4177667), (4888, 3213590), (6110, 2570872), (9776, 1606795), (12220, 1285436), (24440, 642718), (48880, 321359)]