64127280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:97

約数の個数: 320

約数和(自身を含む): 249984000

約数和(自身を除く): 185856720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 41, 42, 48, 49, 56, 57, 60, 70, 76, 80, 82, 84, 95, 98, 105, 112, 114, 120, 123, 133, 140, 147, 152, 164, 168, 190, 196, 205, 210, 228, 240, 245, 246, 266, 280, 285, 287, 294, 304, 328, 336, 343, 380, 392, 399, 410, 420, 456, 490, 492, 532, 560, 570, 574, 588, 615, 656, 665, 686, 735, 760, 779, 784, 798, 820, 840, 861, 912, 931, 980, 984, 1029, 1064, 1140, 1148, 1176, 1230, 1330, 1372, 1435, 1470, 1520, 1558, 1596, 1640, 1680, 1715, 1722, 1862, 1960, 1968, 1995, 2009, 2058, 2128, 2280, 2296, 2337, 2352, 2460, 2660, 2744, 2793, 2870, 2940, 3116, 3192, 3280, 3430, 3444, 3724, 3895, 3920, 3990, 4018, 4116, 4305, 4560, 4592, 4655, 4674, 4920, 5145, 5320, 5453, 5488, 5586, 5740, 5880, 6027, 6232, 6384, 6517, 6860, 6888, 7448, 7790, 7980, 8036, 8232, 8610, 9310, 9348, 9840, 10045, 10290, 10640, 10906, 11172, 11480, 11685, 11760, 12054, 12464, 13034, 13720, 13776, 13965, 14063, 14896, 15580, 15960, 16072, 16359, 16464, 17220, 18620, 18696, 19551, 20090, 20580, 21812, 22344, 22960, 23370, 24108, 26068, 27265, 27440, 27930, 28126, 30135, 31160, 31920, 32144, 32585, 32718, 34440, 37240, 37392, 38171, 39102, 40180, 41160, 42189, 43624, 44688, 46740, 48216, 52136, 54530, 55860, 56252, 60270, 62320, 65170, 65436, 68880, 70315, 74480, 76342, 78204, 80360, 81795, 82320, 84378, 87248, 93480, 96432, 97755, 104272, 109060, 111720, 112504, 114513, 120540, 130340, 130872, 140630, 152684, 156408, 160720, 163590, 168756, 186960, 190855, 195510, 210945, 218120, 223440, 225008, 229026, 241080, 260680, 261744, 267197, 281260, 305368, 312816, 327180, 337512, 381710, 391020, 421890, 436240, 458052, 482160, 521360, 534394, 562520, 572565, 610736, 654360, 675024, 763420, 782040, 801591, 843780, 916104, 1068788, 1125040, 1145130, 1308720, 1335985, 1526840, 1564080, 1603182, 1687560, 1832208, 2137576, 2290260, 2671970, 3053680, 3206364, 3375120, 4007955, 4275152, 4580520, 5343940, 6412728, 8015910, 9161040, 10687880, 12825456, 16031820, 21375760, 32063640, 64127280]

約数ペア:

[(1, 64127280), (2, 32063640), (3, 21375760), (4, 16031820), (5, 12825456), (6, 10687880), (7, 9161040), (8, 8015910), (10, 6412728), (12, 5343940), (14, 4580520), (15, 4275152), (16, 4007955), (19, 3375120), (20, 3206364), (21, 3053680), (24, 2671970), (28, 2290260), (30, 2137576), (35, 1832208), (38, 1687560), (40, 1603182), (41, 1564080), (42, 1526840), (48, 1335985), (49, 1308720), (56, 1145130), (57, 1125040), (60, 1068788), (70, 916104), (76, 843780), (80, 801591), (82, 782040), (84, 763420), (95, 675024), (98, 654360), (105, 610736), (112, 572565), (114, 562520), (120, 534394), (123, 521360), (133, 482160), (140, 458052), (147, 436240), (152, 421890), (164, 391020), (168, 381710), (190, 337512), (196, 327180), (205, 312816), (210, 305368), (228, 281260), (240, 267197), (245, 261744), (246, 260680), (266, 241080), (280, 229026), (285, 225008), (287, 223440), (294, 218120), (304, 210945), (328, 195510), (336, 190855), (343, 186960), (380, 168756), (392, 163590), (399, 160720), (410, 156408), (420, 152684), (456, 140630), (490, 130872), (492, 130340), (532, 120540), (560, 114513), (570, 112504), (574, 111720), (588, 109060), (615, 104272), (656, 97755), (665, 96432), (686, 93480), (735, 87248), (760, 84378), (779, 82320), (784, 81795), (798, 80360), (820, 78204), (840, 76342), (861, 74480), (912, 70315), (931, 68880), (980, 65436), (984, 65170), (1029, 62320), (1064, 60270), (1140, 56252), (1148, 55860), (1176, 54530), (1230, 52136), (1330, 48216), (1372, 46740), (1435, 44688), (1470, 43624), (1520, 42189), (1558, 41160), (1596, 40180), (1640, 39102), (1680, 38171), (1715, 37392), (1722, 37240), (1862, 34440), (1960, 32718), (1968, 32585), (1995, 32144), (2009, 31920), (2058, 31160), (2128, 30135), (2280, 28126), (2296, 27930), (2337, 27440), (2352, 27265), (2460, 26068), (2660, 24108), (2744, 23370), (2793, 22960), (2870, 22344), (2940, 21812), (3116, 20580), (3192, 20090), (3280, 19551), (3430, 18696), (3444, 18620), (3724, 17220), (3895, 16464), (3920, 16359), (3990, 16072), (4018, 15960), (4116, 15580), (4305, 14896), (4560, 14063), (4592, 13965), (4655, 13776), (4674, 13720), (4920, 13034), (5145, 12464), (5320, 12054), (5453, 11760), (5488, 11685), (5586, 11480), (5740, 11172), (5880, 10906), (6027, 10640), (6232, 10290), (6384, 10045), (6517, 9840), (6860, 9348), (6888, 9310), (7448, 8610), (7790, 8232), (7980, 8036)]