72808320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2917}}^1$

素因数の和:2952

約数の個数: 128

約数和(自身を含む): 250014240

約数和(自身を除く): 177205920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 2917, 3120, 4160, 4992, 5834, 6240, 8320, 8751, 11668, 12480, 14585, 17502, 23336, 24960, 29170, 35004, 37921, 43755, 46672, 58340, 70008, 75842, 87510, 93344, 113763, 116680, 140016, 151684, 175020, 186688, 189605, 227526, 233360, 280032, 303368, 350040, 373376, 379210, 455052, 466720, 560064, 568815, 606736, 700080, 758420, 910104, 933440, 1120128, 1137630, 1213472, 1400160, 1516840, 1820208, 1866880, 2275260, 2426944, 2800320, 3033680, 3640416, 4550520, 4853888, 5600640, 6067360, 7280832, 9101040, 12134720, 14561664, 18202080, 24269440, 36404160, 72808320]

約数ペア:

[(1, 72808320), (2, 36404160), (3, 24269440), (4, 18202080), (5, 14561664), (6, 12134720), (8, 9101040), (10, 7280832), (12, 6067360), (13, 5600640), (15, 4853888), (16, 4550520), (20, 3640416), (24, 3033680), (26, 2800320), (30, 2426944), (32, 2275260), (39, 1866880), (40, 1820208), (48, 1516840), (52, 1400160), (60, 1213472), (64, 1137630), (65, 1120128), (78, 933440), (80, 910104), (96, 758420), (104, 700080), (120, 606736), (128, 568815), (130, 560064), (156, 466720), (160, 455052), (192, 379210), (195, 373376), (208, 350040), (240, 303368), (260, 280032), (312, 233360), (320, 227526), (384, 189605), (390, 186688), (416, 175020), (480, 151684), (520, 140016), (624, 116680), (640, 113763), (780, 93344), (832, 87510), (960, 75842), (1040, 70008), (1248, 58340), (1560, 46672), (1664, 43755), (1920, 37921), (2080, 35004), (2496, 29170), (2917, 24960), (3120, 23336), (4160, 17502), (4992, 14585), (5834, 12480), (6240, 11668), (8320, 8751)]