20731777560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{293}}^1\times {\mathrm{1163}}^1$

素因数の和:1499

約数の個数: 288

約数和(自身を含む): 73271867760

約数和(自身を除く): 52540090200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 293, 312, 338, 360, 390, 468, 507, 520, 585, 586, 676, 780, 845, 879, 936, 1014, 1163, 1170, 1172, 1352, 1465, 1521, 1560, 1690, 1758, 2028, 2326, 2340, 2344, 2535, 2637, 2930, 3042, 3380, 3489, 3516, 3809, 4056, 4395, 4652, 4680, 5070, 5274, 5815, 5860, 6084, 6760, 6978, 7032, 7605, 7618, 8790, 9304, 10140, 10467, 10548, 11427, 11630, 11720, 12168, 13185, 13956, 15119, 15210, 15236, 17445, 17580, 19045, 20280, 20934, 21096, 22854, 23260, 26370, 27912, 30238, 30420, 30472, 34281, 34890, 35160, 38090, 41868, 45357, 45708, 46520, 49517, 52335, 52740, 57135, 60476, 60840, 68562, 69780, 75595, 76180, 83736, 90714, 91416, 99034, 104670, 105480, 114270, 120952, 136071, 137124, 139560, 148551, 151190, 152360, 171405, 181428, 196547, 198068, 209340, 226785, 228540, 247585, 272142, 274248, 297102, 302380, 340759, 342810, 362856, 393094, 396136, 418680, 445653, 453570, 457080, 495170, 544284, 589641, 594204, 604760, 680355, 681518, 685620, 742755, 786188, 891306, 907140, 982735, 990340, 1022277, 1088568, 1179282, 1188408, 1360710, 1363036, 1371240, 1485510, 1572376, 1703795, 1768923, 1782612, 1814280, 1965470, 1980680, 2044554, 2228265, 2358564, 2721420, 2726072, 2948205, 2971020, 3066831, 3407590, 3537846, 3565224, 3930940, 4089108, 4429867, 4456530, 4717128, 5111385, 5442840, 5896410, 5942040, 6133662, 6815180, 7075692, 7861880, 8178216, 8844615, 8859734, 8913060, 10222770, 11792820, 12267324, 13289601, 13630360, 14151384, 15334155, 17689230, 17719468, 17826120, 20445540, 22149335, 23585640, 24534648, 26579202, 30668310, 35378460, 35438936, 39868803, 40891080, 44298670, 53158404, 57588271, 61336620, 66448005, 70756920, 79737606, 88597340, 106316808, 115176542, 122673240, 132896010, 159475212, 172764813, 177194680, 199344015, 230353084, 265792020, 287941355, 318950424, 345529626, 398688030, 460706168, 518294439, 531584040, 575882710, 691059252, 797376060, 863824065, 1036588878, 1151765420, 1382118504, 1594752120, 1727648130, 2073177756, 2303530840, 2591472195, 3455296260, 4146355512, 5182944390, 6910592520, 10365888780, 20731777560]

約数ペア:

[(1, 20731777560), (2, 10365888780), (3, 6910592520), (4, 5182944390), (5, 4146355512), (6, 3455296260), (8, 2591472195), (9, 2303530840), (10, 2073177756), (12, 1727648130), (13, 1594752120), (15, 1382118504), (18, 1151765420), (20, 1036588878), (24, 863824065), (26, 797376060), (30, 691059252), (36, 575882710), (39, 531584040), (40, 518294439), (45, 460706168), (52, 398688030), (60, 345529626), (65, 318950424), (72, 287941355), (78, 265792020), (90, 230353084), (104, 199344015), (117, 177194680), (120, 172764813), (130, 159475212), (156, 132896010), (169, 122673240), (180, 115176542), (195, 106316808), (234, 88597340), (260, 79737606), (293, 70756920), (312, 66448005), (338, 61336620), (360, 57588271), (390, 53158404), (468, 44298670), (507, 40891080), (520, 39868803), (585, 35438936), (586, 35378460), (676, 30668310), (780, 26579202), (845, 24534648), (879, 23585640), (936, 22149335), (1014, 20445540), (1163, 17826120), (1170, 17719468), (1172, 17689230), (1352, 15334155), (1465, 14151384), (1521, 13630360), (1560, 13289601), (1690, 12267324), (1758, 11792820), (2028, 10222770), (2326, 8913060), (2340, 8859734), (2344, 8844615), (2535, 8178216), (2637, 7861880), (2930, 7075692), (3042, 6815180), (3380, 6133662), (3489, 5942040), (3516, 5896410), (3809, 5442840), (4056, 5111385), (4395, 4717128), (4652, 4456530), (4680, 4429867), (5070, 4089108), (5274, 3930940), (5815, 3565224), (5860, 3537846), (6084, 3407590), (6760, 3066831), (6978, 2971020), (7032, 2948205), (7605, 2726072), (7618, 2721420), (8790, 2358564), (9304, 2228265), (10140, 2044554), (10467, 1980680), (10548, 1965470), (11427, 1814280), (11630, 1782612), (11720, 1768923), (12168, 1703795), (13185, 1572376), (13956, 1485510), (15119, 1371240), (15210, 1363036), (15236, 1360710), (17445, 1188408), (17580, 1179282), (19045, 1088568), (20280, 1022277), (20934, 990340), (21096, 982735), (22854, 907140), (23260, 891306), (26370, 786188), (27912, 742755), (30238, 685620), (30420, 681518), (30472, 680355), (34281, 604760), (34890, 594204), (35160, 589641), (38090, 544284), (41868, 495170), (45357, 457080), (45708, 453570), (46520, 445653), (49517, 418680), (52335, 396136), (52740, 393094), (57135, 362856), (60476, 342810), (60840, 340759), (68562, 302380), (69780, 297102), (75595, 274248), (76180, 272142), (83736, 247585), (90714, 228540), (91416, 226785), (99034, 209340), (104670, 198068), (105480, 196547), (114270, 181428), (120952, 171405), (136071, 152360), (137124, 151190), (139560, 148551)]