253340880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81199}}^1$

素因数の和:81228

約数の個数: 80

約数和(自身を含む): 845779200

約数和(自身を除く): 592438320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 81199, 162398, 243597, 324796, 405995, 487194, 649592, 811990, 974388, 1055587, 1217985, 1299184, 1623980, 1948776, 2111174, 2435970, 3166761, 3247960, 3897552, 4222348, 4871940, 5277935, 6333522, 6495920, 8444696, 9743880, 10555870, 12667044, 15833805, 16889392, 19487760, 21111740, 25334088, 31667610, 42223480, 50668176, 63335220, 84446960, 126670440, 253340880]

約数ペア:

[(1, 253340880), (2, 126670440), (3, 84446960), (4, 63335220), (5, 50668176), (6, 42223480), (8, 31667610), (10, 25334088), (12, 21111740), (13, 19487760), (15, 16889392), (16, 15833805), (20, 12667044), (24, 10555870), (26, 9743880), (30, 8444696), (39, 6495920), (40, 6333522), (48, 5277935), (52, 4871940), (60, 4222348), (65, 3897552), (78, 3247960), (80, 3166761), (104, 2435970), (120, 2111174), (130, 1948776), (156, 1623980), (195, 1299184), (208, 1217985), (240, 1055587), (260, 974388), (312, 811990), (390, 649592), (520, 487194), (624, 405995), (780, 324796), (1040, 243597), (1560, 162398), (3120, 81199)]