287147640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:254

約数の個数: 256

約数和(自身を含む): 992839680

約数和(自身を除く): 705692040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 53, 60, 65, 69, 78, 92, 104, 106, 115, 120, 130, 138, 151, 156, 159, 184, 195, 212, 230, 260, 265, 276, 299, 302, 312, 318, 345, 390, 424, 453, 460, 520, 530, 552, 598, 604, 636, 689, 690, 755, 780, 795, 897, 906, 920, 1060, 1196, 1208, 1219, 1272, 1378, 1380, 1495, 1510, 1560, 1590, 1794, 1812, 1963, 2067, 2120, 2265, 2392, 2438, 2756, 2760, 2990, 3020, 3180, 3445, 3473, 3588, 3624, 3657, 3926, 4134, 4485, 4530, 4876, 5512, 5889, 5980, 6040, 6095, 6360, 6890, 6946, 7176, 7314, 7852, 8003, 8268, 8970, 9060, 9752, 9815, 10335, 10419, 11778, 11960, 12190, 13780, 13892, 14628, 15704, 15847, 16006, 16536, 17365, 17940, 18120, 18285, 19630, 20670, 20838, 23556, 24009, 24380, 27560, 27784, 29256, 29445, 31694, 32012, 34730, 35880, 36570, 39260, 40015, 41340, 41676, 45149, 47112, 47541, 48018, 48760, 52095, 58890, 63388, 64024, 69460, 73140, 78520, 79235, 80030, 82680, 83352, 90298, 95082, 96036, 104039, 104190, 117780, 120045, 126776, 135447, 138920, 146280, 158470, 160060, 180596, 184069, 190164, 192072, 208078, 208380, 225745, 235560, 237705, 240090, 270894, 312117, 316940, 320120, 361192, 368138, 380328, 416156, 416760, 451490, 475410, 480180, 520195, 541788, 552207, 624234, 633880, 677235, 736276, 832312, 902980, 920345, 950820, 960360, 1040390, 1083576, 1104414, 1248468, 1354470, 1472552, 1560585, 1805960, 1840690, 1901640, 2080780, 2208828, 2392897, 2496936, 2708940, 2761035, 3121170, 3681380, 4161560, 4417656, 4785794, 5417880, 5522070, 6242340, 7178691, 7362760, 9571588, 11044140, 11964485, 12484680, 14357382, 19143176, 22088280, 23928970, 28714764, 35893455, 47857940, 57429528, 71786910, 95715880, 143573820, 287147640]

約数ペア:

[(1, 287147640), (2, 143573820), (3, 95715880), (4, 71786910), (5, 57429528), (6, 47857940), (8, 35893455), (10, 28714764), (12, 23928970), (13, 22088280), (15, 19143176), (20, 14357382), (23, 12484680), (24, 11964485), (26, 11044140), (30, 9571588), (39, 7362760), (40, 7178691), (46, 6242340), (52, 5522070), (53, 5417880), (60, 4785794), (65, 4417656), (69, 4161560), (78, 3681380), (92, 3121170), (104, 2761035), (106, 2708940), (115, 2496936), (120, 2392897), (130, 2208828), (138, 2080780), (151, 1901640), (156, 1840690), (159, 1805960), (184, 1560585), (195, 1472552), (212, 1354470), (230, 1248468), (260, 1104414), (265, 1083576), (276, 1040390), (299, 960360), (302, 950820), (312, 920345), (318, 902980), (345, 832312), (390, 736276), (424, 677235), (453, 633880), (460, 624234), (520, 552207), (530, 541788), (552, 520195), (598, 480180), (604, 475410), (636, 451490), (689, 416760), (690, 416156), (755, 380328), (780, 368138), (795, 361192), (897, 320120), (906, 316940), (920, 312117), (1060, 270894), (1196, 240090), (1208, 237705), (1219, 235560), (1272, 225745), (1378, 208380), (1380, 208078), (1495, 192072), (1510, 190164), (1560, 184069), (1590, 180596), (1794, 160060), (1812, 158470), (1963, 146280), (2067, 138920), (2120, 135447), (2265, 126776), (2392, 120045), (2438, 117780), (2756, 104190), (2760, 104039), (2990, 96036), (3020, 95082), (3180, 90298), (3445, 83352), (3473, 82680), (3588, 80030), (3624, 79235), (3657, 78520), (3926, 73140), (4134, 69460), (4485, 64024), (4530, 63388), (4876, 58890), (5512, 52095), (5889, 48760), (5980, 48018), (6040, 47541), (6095, 47112), (6360, 45149), (6890, 41676), (6946, 41340), (7176, 40015), (7314, 39260), (7852, 36570), (8003, 35880), (8268, 34730), (8970, 32012), (9060, 31694), (9752, 29445), (9815, 29256), (10335, 27784), (10419, 27560), (11778, 24380), (11960, 24009), (12190, 23556), (13780, 20838), (13892, 20670), (14628, 19630), (15704, 18285), (15847, 18120), (16006, 17940), (16536, 17365)]