128138920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:192

約数の個数: 192

約数和(自身を含む): 372314880

約数和(自身を除く): 244175960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 47, 49, 52, 56, 65, 70, 91, 94, 98, 104, 107, 130, 140, 182, 188, 196, 214, 235, 245, 260, 280, 329, 364, 376, 392, 428, 455, 470, 490, 520, 535, 611, 637, 658, 728, 749, 856, 910, 940, 980, 1070, 1222, 1274, 1316, 1391, 1498, 1645, 1820, 1880, 1960, 2140, 2303, 2444, 2548, 2632, 2782, 2996, 3055, 3185, 3290, 3640, 3745, 4277, 4280, 4606, 4888, 5029, 5096, 5243, 5564, 5992, 6110, 6370, 6580, 6955, 7490, 8554, 9212, 9737, 10058, 10486, 11128, 11515, 12220, 12740, 13160, 13910, 14980, 17108, 18424, 19474, 20116, 20972, 21385, 23030, 24440, 25145, 25480, 26215, 27820, 29939, 29960, 34216, 35203, 38948, 40232, 41944, 42770, 46060, 48685, 50290, 52430, 55640, 59878, 65377, 68159, 70406, 77896, 85540, 92120, 97370, 100580, 104860, 119756, 130754, 136318, 140812, 149695, 171080, 176015, 194740, 201160, 209720, 239512, 246421, 261508, 272636, 281624, 299390, 326885, 340795, 352030, 389480, 457639, 492842, 523016, 545272, 598780, 653770, 681590, 704060, 915278, 985684, 1197560, 1232105, 1307540, 1363180, 1408120, 1830556, 1971368, 2288195, 2464210, 2615080, 2726360, 3203473, 3661112, 4576390, 4928420, 6406946, 9152780, 9856840, 12813892, 16017365, 18305560, 25627784, 32034730, 64069460, 128138920]

約数ペア:

[(1, 128138920), (2, 64069460), (4, 32034730), (5, 25627784), (7, 18305560), (8, 16017365), (10, 12813892), (13, 9856840), (14, 9152780), (20, 6406946), (26, 4928420), (28, 4576390), (35, 3661112), (40, 3203473), (47, 2726360), (49, 2615080), (52, 2464210), (56, 2288195), (65, 1971368), (70, 1830556), (91, 1408120), (94, 1363180), (98, 1307540), (104, 1232105), (107, 1197560), (130, 985684), (140, 915278), (182, 704060), (188, 681590), (196, 653770), (214, 598780), (235, 545272), (245, 523016), (260, 492842), (280, 457639), (329, 389480), (364, 352030), (376, 340795), (392, 326885), (428, 299390), (455, 281624), (470, 272636), (490, 261508), (520, 246421), (535, 239512), (611, 209720), (637, 201160), (658, 194740), (728, 176015), (749, 171080), (856, 149695), (910, 140812), (940, 136318), (980, 130754), (1070, 119756), (1222, 104860), (1274, 100580), (1316, 97370), (1391, 92120), (1498, 85540), (1645, 77896), (1820, 70406), (1880, 68159), (1960, 65377), (2140, 59878), (2303, 55640), (2444, 52430), (2548, 50290), (2632, 48685), (2782, 46060), (2996, 42770), (3055, 41944), (3185, 40232), (3290, 38948), (3640, 35203), (3745, 34216), (4277, 29960), (4280, 29939), (4606, 27820), (4888, 26215), (5029, 25480), (5096, 25145), (5243, 24440), (5564, 23030), (5992, 21385), (6110, 20972), (6370, 20116), (6580, 19474), (6955, 18424), (7490, 17108), (8554, 14980), (9212, 13910), (9737, 13160), (10058, 12740), (10486, 12220), (11128, 11515)]