72970720

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:368

約数の個数: 96

約数和(自身を含む): 182891520

約数和(自身を除く): 109920800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 79, 80, 92, 115, 158, 160, 184, 230, 251, 316, 368, 395, 460, 502, 632, 736, 790, 920, 1004, 1255, 1264, 1580, 1817, 1840, 2008, 2510, 2528, 3160, 3634, 3680, 4016, 5020, 5773, 6320, 7268, 8032, 9085, 10040, 11546, 12640, 14536, 18170, 19829, 20080, 23092, 28865, 29072, 36340, 39658, 40160, 46184, 57730, 58144, 72680, 79316, 92368, 99145, 115460, 145360, 158632, 184736, 198290, 230920, 290720, 317264, 396580, 456067, 461840, 634528, 793160, 912134, 923680, 1586320, 1824268, 2280335, 3172640, 3648536, 4560670, 7297072, 9121340, 14594144, 18242680, 36485360, 72970720]

約数ペア:

[(1, 72970720), (2, 36485360), (4, 18242680), (5, 14594144), (8, 9121340), (10, 7297072), (16, 4560670), (20, 3648536), (23, 3172640), (32, 2280335), (40, 1824268), (46, 1586320), (79, 923680), (80, 912134), (92, 793160), (115, 634528), (158, 461840), (160, 456067), (184, 396580), (230, 317264), (251, 290720), (316, 230920), (368, 198290), (395, 184736), (460, 158632), (502, 145360), (632, 115460), (736, 99145), (790, 92368), (920, 79316), (1004, 72680), (1255, 58144), (1264, 57730), (1580, 46184), (1817, 40160), (1840, 39658), (2008, 36340), (2510, 29072), (2528, 28865), (3160, 23092), (3634, 20080), (3680, 19829), (4016, 18170), (5020, 14536), (5773, 12640), (6320, 11546), (7268, 10040), (8032, 9085)]