15213120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:109

約数の個数: 224

約数和(自身を含む): 55302912

約数和(自身を除く): 40089792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 53, 60, 64, 65, 69, 78, 80, 92, 96, 104, 106, 115, 120, 130, 138, 156, 159, 160, 184, 192, 195, 208, 212, 230, 240, 260, 265, 276, 299, 312, 318, 320, 345, 368, 390, 416, 424, 460, 480, 520, 530, 552, 598, 624, 636, 689, 690, 736, 780, 795, 832, 848, 897, 920, 960, 1040, 1060, 1104, 1196, 1219, 1248, 1272, 1378, 1380, 1472, 1495, 1560, 1590, 1696, 1794, 1840, 2067, 2080, 2120, 2208, 2392, 2438, 2496, 2544, 2756, 2760, 2990, 3120, 3180, 3392, 3445, 3588, 3657, 3680, 4134, 4160, 4240, 4416, 4485, 4784, 4876, 5088, 5512, 5520, 5980, 6095, 6240, 6360, 6890, 7176, 7314, 7360, 8268, 8480, 8970, 9568, 9752, 10176, 10335, 11024, 11040, 11960, 12190, 12480, 12720, 13780, 14352, 14628, 15847, 16536, 16960, 17940, 18285, 19136, 19504, 20670, 22048, 22080, 23920, 24380, 25440, 27560, 28704, 29256, 31694, 33072, 35880, 36570, 39008, 41340, 44096, 47541, 47840, 48760, 50880, 55120, 57408, 58512, 63388, 66144, 71760, 73140, 78016, 79235, 82680, 95082, 95680, 97520, 110240, 117024, 126776, 132288, 143520, 146280, 158470, 165360, 190164, 195040, 220480, 234048, 237705, 253552, 287040, 292560, 316940, 330720, 380328, 390080, 475410, 507104, 585120, 633880, 661440, 760656, 950820, 1014208, 1170240, 1267760, 1521312, 1901640, 2535520, 3042624, 3803280, 5071040, 7606560, 15213120]

約数ペア:

[(1, 15213120), (2, 7606560), (3, 5071040), (4, 3803280), (5, 3042624), (6, 2535520), (8, 1901640), (10, 1521312), (12, 1267760), (13, 1170240), (15, 1014208), (16, 950820), (20, 760656), (23, 661440), (24, 633880), (26, 585120), (30, 507104), (32, 475410), (39, 390080), (40, 380328), (46, 330720), (48, 316940), (52, 292560), (53, 287040), (60, 253552), (64, 237705), (65, 234048), (69, 220480), (78, 195040), (80, 190164), (92, 165360), (96, 158470), (104, 146280), (106, 143520), (115, 132288), (120, 126776), (130, 117024), (138, 110240), (156, 97520), (159, 95680), (160, 95082), (184, 82680), (192, 79235), (195, 78016), (208, 73140), (212, 71760), (230, 66144), (240, 63388), (260, 58512), (265, 57408), (276, 55120), (299, 50880), (312, 48760), (318, 47840), (320, 47541), (345, 44096), (368, 41340), (390, 39008), (416, 36570), (424, 35880), (460, 33072), (480, 31694), (520, 29256), (530, 28704), (552, 27560), (598, 25440), (624, 24380), (636, 23920), (689, 22080), (690, 22048), (736, 20670), (780, 19504), (795, 19136), (832, 18285), (848, 17940), (897, 16960), (920, 16536), (960, 15847), (1040, 14628), (1060, 14352), (1104, 13780), (1196, 12720), (1219, 12480), (1248, 12190), (1272, 11960), (1378, 11040), (1380, 11024), (1472, 10335), (1495, 10176), (1560, 9752), (1590, 9568), (1696, 8970), (1794, 8480), (1840, 8268), (2067, 7360), (2080, 7314), (2120, 7176), (2208, 6890), (2392, 6360), (2438, 6240), (2496, 6095), (2544, 5980), (2756, 5520), (2760, 5512), (2990, 5088), (3120, 4876), (3180, 4784), (3392, 4485), (3445, 4416), (3588, 4240), (3657, 4160), (3680, 4134)]