15706460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:112

約数の個数: 144

約数和(自身を含む): 44126208

約数和(自身を除く): 28419748

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 47, 49, 55, 62, 70, 77, 94, 98, 110, 124, 140, 154, 155, 188, 196, 217, 220, 235, 245, 308, 310, 329, 341, 385, 434, 470, 490, 517, 539, 620, 658, 682, 770, 868, 940, 980, 1034, 1078, 1085, 1316, 1364, 1457, 1519, 1540, 1645, 1705, 2068, 2156, 2170, 2303, 2387, 2585, 2695, 2914, 3038, 3290, 3410, 3619, 4340, 4606, 4774, 5170, 5390, 5828, 6076, 6580, 6820, 7238, 7285, 7595, 9212, 9548, 10199, 10340, 10780, 11515, 11935, 14476, 14570, 15190, 16027, 16709, 18095, 20398, 23030, 23870, 25333, 29140, 30380, 32054, 33418, 36190, 40796, 46060, 47740, 50666, 50995, 64108, 66836, 71393, 72380, 80135, 83545, 101332, 101990, 112189, 126665, 142786, 160270, 167090, 203980, 224378, 253330, 285572, 320540, 334180, 356965, 448756, 506660, 560945, 713930, 785323, 1121890, 1427860, 1570646, 2243780, 3141292, 3926615, 7853230, 15706460]

約数ペア:

[(1, 15706460), (2, 7853230), (4, 3926615), (5, 3141292), (7, 2243780), (10, 1570646), (11, 1427860), (14, 1121890), (20, 785323), (22, 713930), (28, 560945), (31, 506660), (35, 448756), (44, 356965), (47, 334180), (49, 320540), (55, 285572), (62, 253330), (70, 224378), (77, 203980), (94, 167090), (98, 160270), (110, 142786), (124, 126665), (140, 112189), (154, 101990), (155, 101332), (188, 83545), (196, 80135), (217, 72380), (220, 71393), (235, 66836), (245, 64108), (308, 50995), (310, 50666), (329, 47740), (341, 46060), (385, 40796), (434, 36190), (470, 33418), (490, 32054), (517, 30380), (539, 29140), (620, 25333), (658, 23870), (682, 23030), (770, 20398), (868, 18095), (940, 16709), (980, 16027), (1034, 15190), (1078, 14570), (1085, 14476), (1316, 11935), (1364, 11515), (1457, 10780), (1519, 10340), (1540, 10199), (1645, 9548), (1705, 9212), (2068, 7595), (2156, 7285), (2170, 7238), (2303, 6820), (2387, 6580), (2585, 6076), (2695, 5828), (2914, 5390), (3038, 5170), (3290, 4774), (3410, 4606), (3619, 4340)]