72319360

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^3\times {\mathrm{23}}^1$

素因数の和:93

約数の個数: 128

約数和(自身を含む): 191678400

約数和(自身を除く): 119359040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 80, 85, 92, 115, 128, 136, 160, 170, 184, 230, 272, 289, 320, 340, 368, 391, 460, 544, 578, 640, 680, 736, 782, 920, 1088, 1156, 1360, 1445, 1472, 1564, 1840, 1955, 2176, 2312, 2720, 2890, 2944, 3128, 3680, 3910, 4624, 4913, 5440, 5780, 6256, 6647, 7360, 7820, 9248, 9826, 10880, 11560, 12512, 13294, 14720, 15640, 18496, 19652, 23120, 24565, 25024, 26588, 31280, 33235, 36992, 39304, 46240, 49130, 50048, 53176, 62560, 66470, 78608, 92480, 98260, 106352, 112999, 125120, 132940, 157216, 184960, 196520, 212704, 225998, 250240, 265880, 314432, 393040, 425408, 451996, 531760, 564995, 628864, 786080, 850816, 903992, 1063520, 1129990, 1572160, 1807984, 2127040, 2259980, 3144320, 3615968, 4254080, 4519960, 7231936, 9039920, 14463872, 18079840, 36159680, 72319360]

約数ペア:

[(1, 72319360), (2, 36159680), (4, 18079840), (5, 14463872), (8, 9039920), (10, 7231936), (16, 4519960), (17, 4254080), (20, 3615968), (23, 3144320), (32, 2259980), (34, 2127040), (40, 1807984), (46, 1572160), (64, 1129990), (68, 1063520), (80, 903992), (85, 850816), (92, 786080), (115, 628864), (128, 564995), (136, 531760), (160, 451996), (170, 425408), (184, 393040), (230, 314432), (272, 265880), (289, 250240), (320, 225998), (340, 212704), (368, 196520), (391, 184960), (460, 157216), (544, 132940), (578, 125120), (640, 112999), (680, 106352), (736, 98260), (782, 92480), (920, 78608), (1088, 66470), (1156, 62560), (1360, 53176), (1445, 50048), (1472, 49130), (1564, 46240), (1840, 39304), (1955, 36992), (2176, 33235), (2312, 31280), (2720, 26588), (2890, 25024), (2944, 24565), (3128, 23120), (3680, 19652), (3910, 18496), (4624, 15640), (4913, 14720), (5440, 13294), (5780, 12512), (6256, 11560), (6647, 10880), (7360, 9826), (7820, 9248)]