197526420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:455

約数の個数: 288

約数和(自身を含む): 763176960

約数和(自身を除く): 565650540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 31, 35, 36, 39, 42, 45, 52, 60, 62, 63, 65, 70, 78, 84, 90, 91, 93, 105, 117, 124, 126, 130, 140, 155, 156, 180, 182, 186, 195, 210, 217, 234, 252, 260, 273, 279, 310, 315, 364, 372, 389, 390, 403, 420, 434, 455, 465, 468, 546, 558, 585, 620, 630, 651, 778, 780, 806, 819, 868, 910, 930, 1085, 1092, 1116, 1167, 1170, 1209, 1260, 1302, 1365, 1395, 1556, 1612, 1638, 1820, 1860, 1945, 1953, 2015, 2170, 2334, 2340, 2418, 2604, 2723, 2730, 2790, 2821, 3255, 3276, 3501, 3627, 3890, 3906, 4030, 4095, 4340, 4668, 4836, 5057, 5446, 5460, 5580, 5642, 5835, 6045, 6510, 7002, 7254, 7780, 7812, 8060, 8169, 8190, 8463, 9765, 10114, 10892, 11284, 11670, 12059, 12090, 13020, 13615, 14004, 14105, 14508, 15171, 16338, 16380, 16926, 17505, 18135, 19530, 20228, 23340, 24118, 24180, 24507, 25285, 25389, 27230, 28210, 30342, 32676, 33852, 35010, 35399, 36177, 36270, 39060, 40845, 42315, 45513, 48236, 49014, 50570, 50778, 54460, 56420, 60295, 60684, 70020, 70798, 72354, 72540, 75855, 81690, 84413, 84630, 91026, 98028, 101140, 101556, 106197, 108531, 120590, 122535, 126945, 141596, 144708, 151710, 156767, 163380, 168826, 169260, 176995, 180885, 182052, 212394, 217062, 227565, 241180, 245070, 253239, 253890, 303420, 313534, 318591, 337652, 353990, 361770, 422065, 424788, 434124, 455130, 470301, 490140, 506478, 507780, 530985, 542655, 627068, 637182, 707980, 723540, 759717, 783835, 844130, 910260, 940602, 1012956, 1061970, 1085310, 1097369, 1266195, 1274364, 1410903, 1519434, 1567670, 1592955, 1688260, 1881204, 2123940, 2170620, 2194738, 2351505, 2532390, 2821806, 3038868, 3135340, 3185910, 3292107, 3798585, 4389476, 4703010, 5064780, 5486845, 5643612, 6371820, 6584214, 7054515, 7597170, 9406020, 9876321, 10973690, 13168428, 14109030, 15194340, 16460535, 19752642, 21947380, 28218060, 32921070, 39505284, 49381605, 65842140, 98763210, 197526420]

約数ペア:

[(1, 197526420), (2, 98763210), (3, 65842140), (4, 49381605), (5, 39505284), (6, 32921070), (7, 28218060), (9, 21947380), (10, 19752642), (12, 16460535), (13, 15194340), (14, 14109030), (15, 13168428), (18, 10973690), (20, 9876321), (21, 9406020), (26, 7597170), (28, 7054515), (30, 6584214), (31, 6371820), (35, 5643612), (36, 5486845), (39, 5064780), (42, 4703010), (45, 4389476), (52, 3798585), (60, 3292107), (62, 3185910), (63, 3135340), (65, 3038868), (70, 2821806), (78, 2532390), (84, 2351505), (90, 2194738), (91, 2170620), (93, 2123940), (105, 1881204), (117, 1688260), (124, 1592955), (126, 1567670), (130, 1519434), (140, 1410903), (155, 1274364), (156, 1266195), (180, 1097369), (182, 1085310), (186, 1061970), (195, 1012956), (210, 940602), (217, 910260), (234, 844130), (252, 783835), (260, 759717), (273, 723540), (279, 707980), (310, 637182), (315, 627068), (364, 542655), (372, 530985), (389, 507780), (390, 506478), (403, 490140), (420, 470301), (434, 455130), (455, 434124), (465, 424788), (468, 422065), (546, 361770), (558, 353990), (585, 337652), (620, 318591), (630, 313534), (651, 303420), (778, 253890), (780, 253239), (806, 245070), (819, 241180), (868, 227565), (910, 217062), (930, 212394), (1085, 182052), (1092, 180885), (1116, 176995), (1167, 169260), (1170, 168826), (1209, 163380), (1260, 156767), (1302, 151710), (1365, 144708), (1395, 141596), (1556, 126945), (1612, 122535), (1638, 120590), (1820, 108531), (1860, 106197), (1945, 101556), (1953, 101140), (2015, 98028), (2170, 91026), (2334, 84630), (2340, 84413), (2418, 81690), (2604, 75855), (2723, 72540), (2730, 72354), (2790, 70798), (2821, 70020), (3255, 60684), (3276, 60295), (3501, 56420), (3627, 54460), (3890, 50778), (3906, 50570), (4030, 49014), (4095, 48236), (4340, 45513), (4668, 42315), (4836, 40845), (5057, 39060), (5446, 36270), (5460, 36177), (5580, 35399), (5642, 35010), (5835, 33852), (6045, 32676), (6510, 30342), (7002, 28210), (7254, 27230), (7780, 25389), (7812, 25285), (8060, 24507), (8169, 24180), (8190, 24118), (8463, 23340), (9765, 20228), (10114, 19530), (10892, 18135), (11284, 17505), (11670, 16926), (12059, 16380), (12090, 16338), (13020, 15171), (13615, 14508), (14004, 14105)]