815557920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2383}}^1$

素因数の和:2455

約数の個数: 192

約数和(自身を含む): 2768338944

約数和(自身を除く): 1952781024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 32, 40, 46, 48, 60, 62, 69, 80, 92, 93, 96, 115, 120, 124, 138, 155, 160, 184, 186, 230, 240, 248, 276, 310, 345, 368, 372, 460, 465, 480, 496, 552, 620, 690, 713, 736, 744, 920, 930, 992, 1104, 1240, 1380, 1426, 1488, 1840, 1860, 2139, 2208, 2383, 2480, 2760, 2852, 2976, 3565, 3680, 3720, 4278, 4766, 4960, 5520, 5704, 7130, 7149, 7440, 8556, 9532, 10695, 11040, 11408, 11915, 14260, 14298, 14880, 17112, 19064, 21390, 22816, 23830, 28520, 28596, 34224, 35745, 38128, 42780, 47660, 54809, 57040, 57192, 68448, 71490, 73873, 76256, 85560, 95320, 109618, 114080, 114384, 142980, 147746, 164427, 171120, 190640, 219236, 221619, 228768, 274045, 285960, 295492, 328854, 342240, 369365, 381280, 438472, 443238, 548090, 571920, 590984, 657708, 738730, 822135, 876944, 886476, 1096180, 1108095, 1143840, 1181968, 1315416, 1477460, 1644270, 1699079, 1753888, 1772952, 2192360, 2216190, 2363936, 2630832, 2954920, 3288540, 3398158, 3545904, 4384720, 4432380, 5097237, 5261664, 5909840, 6577080, 6796316, 7091808, 8495395, 8769440, 8864760, 10194474, 11819680, 13154160, 13592632, 16990790, 17729520, 20388948, 25486185, 26308320, 27185264, 33981580, 35459040, 40777896, 50972370, 54370528, 67963160, 81555792, 101944740, 135926320, 163111584, 203889480, 271852640, 407778960, 815557920]

約数ペア:

[(1, 815557920), (2, 407778960), (3, 271852640), (4, 203889480), (5, 163111584), (6, 135926320), (8, 101944740), (10, 81555792), (12, 67963160), (15, 54370528), (16, 50972370), (20, 40777896), (23, 35459040), (24, 33981580), (30, 27185264), (31, 26308320), (32, 25486185), (40, 20388948), (46, 17729520), (48, 16990790), (60, 13592632), (62, 13154160), (69, 11819680), (80, 10194474), (92, 8864760), (93, 8769440), (96, 8495395), (115, 7091808), (120, 6796316), (124, 6577080), (138, 5909840), (155, 5261664), (160, 5097237), (184, 4432380), (186, 4384720), (230, 3545904), (240, 3398158), (248, 3288540), (276, 2954920), (310, 2630832), (345, 2363936), (368, 2216190), (372, 2192360), (460, 1772952), (465, 1753888), (480, 1699079), (496, 1644270), (552, 1477460), (620, 1315416), (690, 1181968), (713, 1143840), (736, 1108095), (744, 1096180), (920, 886476), (930, 876944), (992, 822135), (1104, 738730), (1240, 657708), (1380, 590984), (1426, 571920), (1488, 548090), (1840, 443238), (1860, 438472), (2139, 381280), (2208, 369365), (2383, 342240), (2480, 328854), (2760, 295492), (2852, 285960), (2976, 274045), (3565, 228768), (3680, 221619), (3720, 219236), (4278, 190640), (4766, 171120), (4960, 164427), (5520, 147746), (5704, 142980), (7130, 114384), (7149, 114080), (7440, 109618), (8556, 95320), (9532, 85560), (10695, 76256), (11040, 73873), (11408, 71490), (11915, 68448), (14260, 57192), (14298, 57040), (14880, 54809), (17112, 47660), (19064, 42780), (21390, 38128), (22816, 35745), (23830, 34224), (28520, 28596)]