15922920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 52617600

約数和(自身を除く): 36694680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 59, 60, 65, 78, 104, 118, 120, 130, 156, 173, 177, 195, 236, 260, 295, 312, 346, 354, 390, 472, 519, 520, 590, 692, 708, 767, 780, 865, 885, 1038, 1180, 1384, 1416, 1534, 1560, 1730, 1770, 2076, 2249, 2301, 2360, 2595, 3068, 3460, 3540, 3835, 4152, 4498, 4602, 5190, 6136, 6747, 6920, 7080, 7670, 8996, 9204, 10207, 10380, 11245, 11505, 13494, 15340, 17992, 18408, 20414, 20760, 22490, 23010, 26988, 30621, 30680, 33735, 40828, 44980, 46020, 51035, 53976, 61242, 67470, 81656, 89960, 92040, 102070, 122484, 132691, 134940, 153105, 204140, 244968, 265382, 269880, 306210, 398073, 408280, 530764, 612420, 663455, 796146, 1061528, 1224840, 1326910, 1592292, 1990365, 2653820, 3184584, 3980730, 5307640, 7961460, 15922920]

約数ペア:

[(1, 15922920), (2, 7961460), (3, 5307640), (4, 3980730), (5, 3184584), (6, 2653820), (8, 1990365), (10, 1592292), (12, 1326910), (13, 1224840), (15, 1061528), (20, 796146), (24, 663455), (26, 612420), (30, 530764), (39, 408280), (40, 398073), (52, 306210), (59, 269880), (60, 265382), (65, 244968), (78, 204140), (104, 153105), (118, 134940), (120, 132691), (130, 122484), (156, 102070), (173, 92040), (177, 89960), (195, 81656), (236, 67470), (260, 61242), (295, 53976), (312, 51035), (346, 46020), (354, 44980), (390, 40828), (472, 33735), (519, 30680), (520, 30621), (590, 26988), (692, 23010), (708, 22490), (767, 20760), (780, 20414), (865, 18408), (885, 17992), (1038, 15340), (1180, 13494), (1384, 11505), (1416, 11245), (1534, 10380), (1560, 10207), (1730, 9204), (1770, 8996), (2076, 7670), (2249, 7080), (2301, 6920), (2360, 6747), (2595, 6136), (3068, 5190), (3460, 4602), (3540, 4498), (3835, 4152)]