789440040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:625

約数の個数: 256

約数和(自身を含む): 2796249600

約数和(自身を除く): 2006809560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 61, 69, 72, 90, 92, 108, 115, 120, 122, 135, 138, 180, 183, 184, 207, 216, 230, 244, 270, 276, 305, 345, 360, 366, 414, 460, 488, 521, 540, 549, 552, 610, 621, 690, 732, 828, 915, 920, 1035, 1042, 1080, 1098, 1220, 1242, 1380, 1403, 1464, 1563, 1647, 1656, 1830, 2070, 2084, 2196, 2440, 2484, 2605, 2745, 2760, 2806, 3105, 3126, 3294, 3660, 4140, 4168, 4209, 4392, 4689, 4968, 5210, 5490, 5612, 6210, 6252, 6588, 7015, 7320, 7815, 8235, 8280, 8418, 9378, 10420, 10980, 11224, 11983, 12420, 12504, 12627, 13176, 14030, 14067, 15630, 16470, 16836, 18756, 20840, 21045, 21960, 23445, 23966, 24840, 25254, 28060, 28134, 31260, 31781, 32940, 33672, 35949, 37512, 37881, 42090, 46890, 47932, 50508, 56120, 56268, 59915, 62520, 63135, 63562, 65880, 70335, 71898, 75762, 84180, 93780, 95343, 95864, 101016, 107847, 112536, 119830, 126270, 127124, 140670, 143796, 151524, 158905, 168360, 179745, 187560, 189405, 190686, 215694, 239660, 252540, 254248, 281340, 286029, 287592, 303048, 317810, 323541, 359490, 378810, 381372, 431388, 476715, 479320, 505080, 539235, 562680, 572058, 635620, 647082, 718980, 730963, 757620, 762744, 858087, 862776, 953430, 1078470, 1144116, 1271240, 1294164, 1430145, 1437960, 1461926, 1515240, 1617705, 1716174, 1906860, 2156940, 2192889, 2288232, 2588328, 2860290, 2923852, 3235410, 3432348, 3654815, 3813720, 4290435, 4313880, 4385778, 5720580, 5847704, 6470820, 6578667, 6864696, 7309630, 8580870, 8771556, 10964445, 11441160, 12941640, 13157334, 14619260, 17161740, 17543112, 19736001, 21928890, 26314668, 29238520, 32893335, 34323480, 39472002, 43857780, 52629336, 65786670, 78944004, 87715560, 98680005, 131573340, 157888008, 197360010, 263146680, 394720020, 789440040]

約数ペア:

[(1, 789440040), (2, 394720020), (3, 263146680), (4, 197360010), (5, 157888008), (6, 131573340), (8, 98680005), (9, 87715560), (10, 78944004), (12, 65786670), (15, 52629336), (18, 43857780), (20, 39472002), (23, 34323480), (24, 32893335), (27, 29238520), (30, 26314668), (36, 21928890), (40, 19736001), (45, 17543112), (46, 17161740), (54, 14619260), (60, 13157334), (61, 12941640), (69, 11441160), (72, 10964445), (90, 8771556), (92, 8580870), (108, 7309630), (115, 6864696), (120, 6578667), (122, 6470820), (135, 5847704), (138, 5720580), (180, 4385778), (183, 4313880), (184, 4290435), (207, 3813720), (216, 3654815), (230, 3432348), (244, 3235410), (270, 2923852), (276, 2860290), (305, 2588328), (345, 2288232), (360, 2192889), (366, 2156940), (414, 1906860), (460, 1716174), (488, 1617705), (521, 1515240), (540, 1461926), (549, 1437960), (552, 1430145), (610, 1294164), (621, 1271240), (690, 1144116), (732, 1078470), (828, 953430), (915, 862776), (920, 858087), (1035, 762744), (1042, 757620), (1080, 730963), (1098, 718980), (1220, 647082), (1242, 635620), (1380, 572058), (1403, 562680), (1464, 539235), (1563, 505080), (1647, 479320), (1656, 476715), (1830, 431388), (2070, 381372), (2084, 378810), (2196, 359490), (2440, 323541), (2484, 317810), (2605, 303048), (2745, 287592), (2760, 286029), (2806, 281340), (3105, 254248), (3126, 252540), (3294, 239660), (3660, 215694), (4140, 190686), (4168, 189405), (4209, 187560), (4392, 179745), (4689, 168360), (4968, 158905), (5210, 151524), (5490, 143796), (5612, 140670), (6210, 127124), (6252, 126270), (6588, 119830), (7015, 112536), (7320, 107847), (7815, 101016), (8235, 95864), (8280, 95343), (8418, 93780), (9378, 84180), (10420, 75762), (10980, 71898), (11224, 70335), (11983, 65880), (12420, 63562), (12504, 63135), (12627, 62520), (13176, 59915), (14030, 56268), (14067, 56120), (15630, 50508), (16470, 47932), (16836, 46890), (18756, 42090), (20840, 37881), (21045, 37512), (21960, 35949), (23445, 33672), (23966, 32940), (24840, 31781), (25254, 31260), (28060, 28134)]