280525440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11239}}^1$

素因数の和:11274

約数の個数: 128

約数和(自身を含む): 963043200

約数和(自身を除く): 682517760

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, 3120, 4160, 4992, 6240, 8320, 11239, 12480, 22478, 24960, 33717, 44956, 56195, 67434, 89912, 112390, 134868, 146107, 168585, 179824, 224780, 269736, 292214, 337170, 359648, 438321, 449560, 539472, 584428, 674340, 719296, 730535, 876642, 899120, 1078944, 1168856, 1348680, 1438592, 1461070, 1753284, 1798240, 2157888, 2191605, 2337712, 2697360, 2922140, 3506568, 3596480, 4315776, 4383210, 4675424, 5394720, 5844280, 7013136, 7192960, 8766420, 9350848, 10789440, 11688560, 14026272, 17532840, 18701696, 21578880, 23377120, 28052544, 35065680, 46754240, 56105088, 70131360, 93508480, 140262720, 280525440]

約数ペア:

[(1, 280525440), (2, 140262720), (3, 93508480), (4, 70131360), (5, 56105088), (6, 46754240), (8, 35065680), (10, 28052544), (12, 23377120), (13, 21578880), (15, 18701696), (16, 17532840), (20, 14026272), (24, 11688560), (26, 10789440), (30, 9350848), (32, 8766420), (39, 7192960), (40, 7013136), (48, 5844280), (52, 5394720), (60, 4675424), (64, 4383210), (65, 4315776), (78, 3596480), (80, 3506568), (96, 2922140), (104, 2697360), (120, 2337712), (128, 2191605), (130, 2157888), (156, 1798240), (160, 1753284), (192, 1461070), (195, 1438592), (208, 1348680), (240, 1168856), (260, 1078944), (312, 899120), (320, 876642), (384, 730535), (390, 719296), (416, 674340), (480, 584428), (520, 539472), (624, 449560), (640, 438321), (780, 359648), (832, 337170), (960, 292214), (1040, 269736), (1248, 224780), (1560, 179824), (1664, 168585), (1920, 146107), (2080, 134868), (2496, 112390), (3120, 89912), (4160, 67434), (4992, 56195), (6240, 44956), (8320, 33717), (11239, 24960), (12480, 22478)]