20057310

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:143

約数の個数: 192

約数和(自身を含む): 67092480

約数和(自身を除く): 47035170

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 31, 35, 39, 42, 45, 62, 63, 65, 70, 78, 79, 90, 91, 93, 105, 117, 126, 130, 155, 158, 182, 186, 195, 210, 217, 234, 237, 273, 279, 310, 315, 390, 395, 403, 434, 455, 465, 474, 546, 553, 558, 585, 630, 651, 711, 790, 806, 819, 910, 930, 1027, 1085, 1106, 1170, 1185, 1209, 1302, 1365, 1395, 1422, 1638, 1659, 1953, 2015, 2054, 2170, 2370, 2418, 2449, 2730, 2765, 2790, 2821, 3081, 3255, 3318, 3555, 3627, 3906, 4030, 4095, 4898, 4977, 5135, 5530, 5642, 6045, 6162, 6510, 7110, 7189, 7254, 7347, 8190, 8295, 8463, 9243, 9765, 9954, 10270, 12090, 12245, 14105, 14378, 14694, 15405, 16590, 16926, 17143, 18135, 18486, 19530, 21567, 22041, 24490, 24885, 25389, 28210, 30810, 31837, 34286, 35945, 36270, 36735, 42315, 43134, 44082, 46215, 49770, 50778, 51429, 63674, 64701, 71890, 73470, 84630, 85715, 92430, 95511, 102858, 107835, 110205, 126945, 129402, 154287, 159185, 171430, 191022, 215670, 220410, 222859, 253890, 257145, 286533, 308574, 318370, 323505, 445718, 477555, 514290, 573066, 647010, 668577, 771435, 955110, 1114295, 1337154, 1432665, 1542870, 2005731, 2228590, 2865330, 3342885, 4011462, 6685770, 10028655, 20057310]

約数ペア:

[(1, 20057310), (2, 10028655), (3, 6685770), (5, 4011462), (6, 3342885), (7, 2865330), (9, 2228590), (10, 2005731), (13, 1542870), (14, 1432665), (15, 1337154), (18, 1114295), (21, 955110), (26, 771435), (30, 668577), (31, 647010), (35, 573066), (39, 514290), (42, 477555), (45, 445718), (62, 323505), (63, 318370), (65, 308574), (70, 286533), (78, 257145), (79, 253890), (90, 222859), (91, 220410), (93, 215670), (105, 191022), (117, 171430), (126, 159185), (130, 154287), (155, 129402), (158, 126945), (182, 110205), (186, 107835), (195, 102858), (210, 95511), (217, 92430), (234, 85715), (237, 84630), (273, 73470), (279, 71890), (310, 64701), (315, 63674), (390, 51429), (395, 50778), (403, 49770), (434, 46215), (455, 44082), (465, 43134), (474, 42315), (546, 36735), (553, 36270), (558, 35945), (585, 34286), (630, 31837), (651, 30810), (711, 28210), (790, 25389), (806, 24885), (819, 24490), (910, 22041), (930, 21567), (1027, 19530), (1085, 18486), (1106, 18135), (1170, 17143), (1185, 16926), (1209, 16590), (1302, 15405), (1365, 14694), (1395, 14378), (1422, 14105), (1638, 12245), (1659, 12090), (1953, 10270), (2015, 9954), (2054, 9765), (2170, 9243), (2370, 8463), (2418, 8295), (2449, 8190), (2730, 7347), (2765, 7254), (2790, 7189), (2821, 7110), (3081, 6510), (3255, 6162), (3318, 6045), (3555, 5642), (3627, 5530), (3906, 5135), (4030, 4977), (4095, 4898)]