75888680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:291

約数の個数: 128

約数和(自身を含む): 209952000

約数和(自身を除く): 134063320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 107, 119, 136, 140, 149, 170, 214, 238, 280, 298, 340, 428, 476, 535, 595, 596, 680, 745, 749, 856, 952, 1043, 1070, 1190, 1192, 1490, 1498, 1819, 2086, 2140, 2380, 2533, 2980, 2996, 3638, 3745, 4172, 4280, 4760, 5066, 5215, 5960, 5992, 7276, 7490, 8344, 9095, 10132, 10430, 12665, 12733, 14552, 14980, 15943, 17731, 18190, 20264, 20860, 25330, 25466, 29960, 31886, 35462, 36380, 41720, 50660, 50932, 63665, 63772, 70924, 72760, 79715, 88655, 101320, 101864, 111601, 127330, 127544, 141848, 159430, 177310, 223202, 254660, 271031, 318860, 354620, 446404, 509320, 542062, 558005, 637720, 709240, 892808, 1084124, 1116010, 1355155, 1897217, 2168248, 2232020, 2710310, 3794434, 4464040, 5420620, 7588868, 9486085, 10841240, 15177736, 18972170, 37944340, 75888680]

約数ペア:

[(1, 75888680), (2, 37944340), (4, 18972170), (5, 15177736), (7, 10841240), (8, 9486085), (10, 7588868), (14, 5420620), (17, 4464040), (20, 3794434), (28, 2710310), (34, 2232020), (35, 2168248), (40, 1897217), (56, 1355155), (68, 1116010), (70, 1084124), (85, 892808), (107, 709240), (119, 637720), (136, 558005), (140, 542062), (149, 509320), (170, 446404), (214, 354620), (238, 318860), (280, 271031), (298, 254660), (340, 223202), (428, 177310), (476, 159430), (535, 141848), (595, 127544), (596, 127330), (680, 111601), (745, 101864), (749, 101320), (856, 88655), (952, 79715), (1043, 72760), (1070, 70924), (1190, 63772), (1192, 63665), (1490, 50932), (1498, 50660), (1819, 41720), (2086, 36380), (2140, 35462), (2380, 31886), (2533, 29960), (2980, 25466), (2996, 25330), (3638, 20860), (3745, 20264), (4172, 18190), (4280, 17731), (4760, 15943), (5066, 14980), (5215, 14552), (5960, 12733), (5992, 12665), (7276, 10430), (7490, 10132), (8344, 9095)]