80717520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{631}}^1$

素因数の和:701

約数の個数: 160

約数和(自身を含む): 276482304

約数和(自身を除く): 195764784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 41, 48, 52, 60, 65, 78, 80, 82, 104, 120, 123, 130, 156, 164, 195, 205, 208, 240, 246, 260, 312, 328, 390, 410, 492, 520, 533, 615, 624, 631, 656, 780, 820, 984, 1040, 1066, 1230, 1262, 1560, 1599, 1640, 1893, 1968, 2132, 2460, 2524, 2665, 3120, 3155, 3198, 3280, 3786, 4264, 4920, 5048, 5330, 6310, 6396, 7572, 7995, 8203, 8528, 9465, 9840, 10096, 10660, 12620, 12792, 15144, 15990, 16406, 18930, 21320, 24609, 25240, 25584, 25871, 30288, 31980, 32812, 37860, 41015, 42640, 49218, 50480, 51742, 63960, 65624, 75720, 77613, 82030, 98436, 103484, 123045, 127920, 129355, 131248, 151440, 155226, 164060, 196872, 206968, 246090, 258710, 310452, 328120, 336323, 388065, 393744, 413936, 492180, 517420, 620904, 656240, 672646, 776130, 984360, 1008969, 1034840, 1241808, 1345292, 1552260, 1681615, 1968720, 2017938, 2069680, 2690584, 3104520, 3363230, 4035876, 5044845, 5381168, 6209040, 6726460, 8071752, 10089690, 13452920, 16143504, 20179380, 26905840, 40358760, 80717520]

約数ペア:

[(1, 80717520), (2, 40358760), (3, 26905840), (4, 20179380), (5, 16143504), (6, 13452920), (8, 10089690), (10, 8071752), (12, 6726460), (13, 6209040), (15, 5381168), (16, 5044845), (20, 4035876), (24, 3363230), (26, 3104520), (30, 2690584), (39, 2069680), (40, 2017938), (41, 1968720), (48, 1681615), (52, 1552260), (60, 1345292), (65, 1241808), (78, 1034840), (80, 1008969), (82, 984360), (104, 776130), (120, 672646), (123, 656240), (130, 620904), (156, 517420), (164, 492180), (195, 413936), (205, 393744), (208, 388065), (240, 336323), (246, 328120), (260, 310452), (312, 258710), (328, 246090), (390, 206968), (410, 196872), (492, 164060), (520, 155226), (533, 151440), (615, 131248), (624, 129355), (631, 127920), (656, 123045), (780, 103484), (820, 98436), (984, 82030), (1040, 77613), (1066, 75720), (1230, 65624), (1262, 63960), (1560, 51742), (1599, 50480), (1640, 49218), (1893, 42640), (1968, 41015), (2132, 37860), (2460, 32812), (2524, 31980), (2665, 30288), (3120, 25871), (3155, 25584), (3198, 25240), (3280, 24609), (3786, 21320), (4264, 18930), (4920, 16406), (5048, 15990), (5330, 15144), (6310, 12792), (6396, 12620), (7572, 10660), (7995, 10096), (8203, 9840), (8528, 9465)]