20245970160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{12799}}^1$

素因数の和:12857

約数の個数: 240

約数和(自身を含む): 73661952000

約数和(自身を除く): 53415981840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 169, 180, 195, 208, 234, 240, 260, 312, 338, 360, 390, 468, 507, 520, 585, 624, 676, 720, 780, 845, 936, 1014, 1040, 1170, 1352, 1521, 1560, 1690, 1872, 2028, 2197, 2340, 2535, 2704, 3042, 3120, 3380, 4056, 4394, 4680, 5070, 6084, 6591, 6760, 7605, 8112, 8788, 9360, 10140, 10985, 12168, 12799, 13182, 13520, 15210, 17576, 19773, 20280, 21970, 24336, 25598, 26364, 30420, 32955, 35152, 38397, 39546, 40560, 43940, 51196, 52728, 60840, 63995, 65910, 76794, 79092, 87880, 98865, 102392, 105456, 115191, 121680, 127990, 131820, 153588, 158184, 166387, 175760, 191985, 197730, 204784, 230382, 255980, 263640, 307176, 316368, 332774, 383970, 395460, 460764, 499161, 511960, 527280, 575955, 614352, 665548, 767940, 790920, 831935, 921528, 998322, 1023920, 1151910, 1331096, 1497483, 1535880, 1581840, 1663870, 1843056, 1996644, 2163031, 2303820, 2495805, 2662192, 2994966, 3071760, 3327740, 3993288, 4326062, 4607640, 4991610, 5989932, 6489093, 6655480, 7487415, 7986576, 8652124, 9215280, 9983220, 10815155, 11979864, 12978186, 13310960, 14974830, 17304248, 19467279, 19966440, 21630310, 23959728, 25956372, 28119403, 29949660, 32445465, 34608496, 38934558, 39932880, 43260620, 51912744, 56238806, 59899320, 64890930, 77869116, 84358209, 86521240, 97336395, 103825488, 112477612, 119798640, 129781860, 140597015, 155738232, 168716418, 173042480, 194672790, 224955224, 253074627, 259563720, 281194030, 311476464, 337432836, 389345580, 421791045, 449910448, 506149254, 519127440, 562388060, 674865672, 778691160, 843582090, 1012298508, 1124776120, 1265373135, 1349731344, 1557382320, 1687164180, 2024597016, 2249552240, 2530746270, 3374328360, 4049194032, 5061492540, 6748656720, 10122985080, 20245970160]

約数ペア:

[(1, 20245970160), (2, 10122985080), (3, 6748656720), (4, 5061492540), (5, 4049194032), (6, 3374328360), (8, 2530746270), (9, 2249552240), (10, 2024597016), (12, 1687164180), (13, 1557382320), (15, 1349731344), (16, 1265373135), (18, 1124776120), (20, 1012298508), (24, 843582090), (26, 778691160), (30, 674865672), (36, 562388060), (39, 519127440), (40, 506149254), (45, 449910448), (48, 421791045), (52, 389345580), (60, 337432836), (65, 311476464), (72, 281194030), (78, 259563720), (80, 253074627), (90, 224955224), (104, 194672790), (117, 173042480), (120, 168716418), (130, 155738232), (144, 140597015), (156, 129781860), (169, 119798640), (180, 112477612), (195, 103825488), (208, 97336395), (234, 86521240), (240, 84358209), (260, 77869116), (312, 64890930), (338, 59899320), (360, 56238806), (390, 51912744), (468, 43260620), (507, 39932880), (520, 38934558), (585, 34608496), (624, 32445465), (676, 29949660), (720, 28119403), (780, 25956372), (845, 23959728), (936, 21630310), (1014, 19966440), (1040, 19467279), (1170, 17304248), (1352, 14974830), (1521, 13310960), (1560, 12978186), (1690, 11979864), (1872, 10815155), (2028, 9983220), (2197, 9215280), (2340, 8652124), (2535, 7986576), (2704, 7487415), (3042, 6655480), (3120, 6489093), (3380, 5989932), (4056, 4991610), (4394, 4607640), (4680, 4326062), (5070, 3993288), (6084, 3327740), (6591, 3071760), (6760, 2994966), (7605, 2662192), (8112, 2495805), (8788, 2303820), (9360, 2163031), (10140, 1996644), (10985, 1843056), (12168, 1663870), (12799, 1581840), (13182, 1535880), (13520, 1497483), (15210, 1331096), (17576, 1151910), (19773, 1023920), (20280, 998322), (21970, 921528), (24336, 831935), (25598, 790920), (26364, 767940), (30420, 665548), (32955, 614352), (35152, 575955), (38397, 527280), (39546, 511960), (40560, 499161), (43940, 460764), (51196, 395460), (52728, 383970), (60840, 332774), (63995, 316368), (65910, 307176), (76794, 263640), (79092, 255980), (87880, 230382), (98865, 204784), (102392, 197730), (105456, 191985), (115191, 175760), (121680, 166387), (127990, 158184), (131820, 153588)]