66909960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2$

素因数の和:105

約数の個数: 288

約数和(自身を含む): 256805640

約数和(自身を除く): 189895680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 29, 30, 34, 36, 39, 40, 45, 51, 52, 58, 60, 65, 68, 72, 78, 85, 87, 90, 102, 104, 116, 117, 120, 130, 136, 145, 153, 156, 170, 174, 180, 195, 204, 221, 232, 234, 255, 260, 261, 290, 306, 312, 340, 348, 360, 377, 390, 408, 435, 442, 468, 493, 510, 520, 522, 580, 585, 612, 663, 680, 696, 754, 765, 780, 841, 870, 884, 936, 986, 1020, 1044, 1105, 1131, 1160, 1170, 1224, 1305, 1326, 1479, 1508, 1530, 1560, 1682, 1740, 1768, 1885, 1972, 1989, 2040, 2088, 2210, 2262, 2340, 2465, 2523, 2610, 2652, 2958, 3016, 3060, 3315, 3364, 3393, 3480, 3770, 3944, 3978, 4205, 4420, 4437, 4524, 4680, 4930, 5046, 5220, 5304, 5655, 5916, 6120, 6409, 6630, 6728, 6786, 7395, 7540, 7569, 7956, 8410, 8840, 8874, 9048, 9860, 9945, 10092, 10440, 10933, 11310, 11832, 12615, 12818, 13260, 13572, 14297, 14790, 15080, 15138, 15912, 16820, 16965, 17748, 19227, 19720, 19890, 20184, 21866, 22185, 22620, 25230, 25636, 26520, 27144, 28594, 29580, 30276, 32045, 32799, 33640, 33930, 35496, 37845, 38454, 39780, 42891, 43732, 44370, 45240, 50460, 51272, 54665, 57188, 57681, 59160, 60552, 64090, 65598, 67860, 71485, 75690, 76908, 79560, 85782, 87464, 88740, 96135, 98397, 100920, 109330, 114376, 115362, 128180, 128673, 131196, 135720, 142970, 151380, 153816, 163995, 171564, 177480, 185861, 192270, 196794, 214455, 218660, 230724, 256360, 257346, 262392, 285940, 288405, 302760, 327990, 343128, 371722, 384540, 393588, 428910, 437320, 461448, 491985, 514692, 557583, 571880, 576810, 643365, 655980, 743444, 769080, 787176, 857820, 929305, 983970, 1029384, 1115166, 1153620, 1286730, 1311960, 1486888, 1672749, 1715640, 1858610, 1967940, 2230332, 2307240, 2573460, 2787915, 3345498, 3717220, 3935880, 4460664, 5146920, 5575830, 6690996, 7434440, 8363745, 11151660, 13381992, 16727490, 22303320, 33454980, 66909960]

約数ペア:

[(1, 66909960), (2, 33454980), (3, 22303320), (4, 16727490), (5, 13381992), (6, 11151660), (8, 8363745), (9, 7434440), (10, 6690996), (12, 5575830), (13, 5146920), (15, 4460664), (17, 3935880), (18, 3717220), (20, 3345498), (24, 2787915), (26, 2573460), (29, 2307240), (30, 2230332), (34, 1967940), (36, 1858610), (39, 1715640), (40, 1672749), (45, 1486888), (51, 1311960), (52, 1286730), (58, 1153620), (60, 1115166), (65, 1029384), (68, 983970), (72, 929305), (78, 857820), (85, 787176), (87, 769080), (90, 743444), (102, 655980), (104, 643365), (116, 576810), (117, 571880), (120, 557583), (130, 514692), (136, 491985), (145, 461448), (153, 437320), (156, 428910), (170, 393588), (174, 384540), (180, 371722), (195, 343128), (204, 327990), (221, 302760), (232, 288405), (234, 285940), (255, 262392), (260, 257346), (261, 256360), (290, 230724), (306, 218660), (312, 214455), (340, 196794), (348, 192270), (360, 185861), (377, 177480), (390, 171564), (408, 163995), (435, 153816), (442, 151380), (468, 142970), (493, 135720), (510, 131196), (520, 128673), (522, 128180), (580, 115362), (585, 114376), (612, 109330), (663, 100920), (680, 98397), (696, 96135), (754, 88740), (765, 87464), (780, 85782), (841, 79560), (870, 76908), (884, 75690), (936, 71485), (986, 67860), (1020, 65598), (1044, 64090), (1105, 60552), (1131, 59160), (1160, 57681), (1170, 57188), (1224, 54665), (1305, 51272), (1326, 50460), (1479, 45240), (1508, 44370), (1530, 43732), (1560, 42891), (1682, 39780), (1740, 38454), (1768, 37845), (1885, 35496), (1972, 33930), (1989, 33640), (2040, 32799), (2088, 32045), (2210, 30276), (2262, 29580), (2340, 28594), (2465, 27144), (2523, 26520), (2610, 25636), (2652, 25230), (2958, 22620), (3016, 22185), (3060, 21866), (3315, 20184), (3364, 19890), (3393, 19720), (3480, 19227), (3770, 17748), (3944, 16965), (3978, 16820), (4205, 15912), (4420, 15138), (4437, 15080), (4524, 14790), (4680, 14297), (4930, 13572), (5046, 13260), (5220, 12818), (5304, 12615), (5655, 11832), (5916, 11310), (6120, 10933), (6409, 10440), (6630, 10092), (6728, 9945), (6786, 9860), (7395, 9048), (7540, 8874), (7569, 8840), (7956, 8410)]