1788902720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{983}}^1$

素因数の和:1069

約数の個数: 168

約数和(自身を含む): 4786774272

約数和(自身を除く): 2997871552

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 47, 55, 64, 80, 88, 94, 110, 121, 160, 176, 188, 220, 235, 242, 320, 352, 376, 440, 470, 484, 517, 605, 704, 752, 880, 940, 968, 983, 1034, 1210, 1504, 1760, 1880, 1936, 1966, 2068, 2420, 2585, 3008, 3520, 3760, 3872, 3932, 4136, 4840, 4915, 5170, 5687, 7520, 7744, 7864, 8272, 9680, 9830, 10340, 10813, 11374, 15040, 15728, 16544, 19360, 19660, 20680, 21626, 22748, 28435, 31456, 33088, 38720, 39320, 41360, 43252, 45496, 46201, 54065, 56870, 62912, 78640, 82720, 86504, 90992, 92402, 108130, 113740, 118943, 157280, 165440, 173008, 181984, 184804, 216260, 227480, 231005, 237886, 314560, 346016, 363968, 369608, 432520, 454960, 462010, 475772, 508211, 594715, 692032, 739216, 865040, 909920, 924020, 951544, 1016422, 1189430, 1478432, 1730080, 1819840, 1848040, 1903088, 2032844, 2378860, 2541055, 2956864, 3460160, 3696080, 3806176, 4065688, 4757720, 5082110, 5590321, 7392160, 7612352, 8131376, 9515440, 10164220, 11180642, 14784320, 16262752, 19030880, 20328440, 22361284, 27951605, 32525504, 38061760, 40656880, 44722568, 55903210, 81313760, 89445136, 111806420, 162627520, 178890272, 223612840, 357780544, 447225680, 894451360, 1788902720]

約数ペア:

[(1, 1788902720), (2, 894451360), (4, 447225680), (5, 357780544), (8, 223612840), (10, 178890272), (11, 162627520), (16, 111806420), (20, 89445136), (22, 81313760), (32, 55903210), (40, 44722568), (44, 40656880), (47, 38061760), (55, 32525504), (64, 27951605), (80, 22361284), (88, 20328440), (94, 19030880), (110, 16262752), (121, 14784320), (160, 11180642), (176, 10164220), (188, 9515440), (220, 8131376), (235, 7612352), (242, 7392160), (320, 5590321), (352, 5082110), (376, 4757720), (440, 4065688), (470, 3806176), (484, 3696080), (517, 3460160), (605, 2956864), (704, 2541055), (752, 2378860), (880, 2032844), (940, 1903088), (968, 1848040), (983, 1819840), (1034, 1730080), (1210, 1478432), (1504, 1189430), (1760, 1016422), (1880, 951544), (1936, 924020), (1966, 909920), (2068, 865040), (2420, 739216), (2585, 692032), (3008, 594715), (3520, 508211), (3760, 475772), (3872, 462010), (3932, 454960), (4136, 432520), (4840, 369608), (4915, 363968), (5170, 346016), (5687, 314560), (7520, 237886), (7744, 231005), (7864, 227480), (8272, 216260), (9680, 184804), (9830, 181984), (10340, 173008), (10813, 165440), (11374, 157280), (15040, 118943), (15728, 113740), (16544, 108130), (19360, 92402), (19660, 90992), (20680, 86504), (21626, 82720), (22748, 78640), (28435, 62912), (31456, 56870), (33088, 54065), (38720, 46201), (39320, 45496), (41360, 43252)]