90209070

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{149}}^1$

素因数の和:231

約数の個数: 144

約数和(自身を含む): 278834400

約数和(自身を除く): 188625330

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 62, 63, 70, 90, 93, 105, 126, 149, 155, 186, 210, 217, 279, 298, 310, 315, 434, 447, 465, 558, 630, 651, 745, 894, 930, 961, 1043, 1085, 1302, 1341, 1395, 1490, 1922, 1953, 2086, 2170, 2235, 2682, 2790, 2883, 3129, 3255, 3906, 4470, 4619, 4805, 5215, 5766, 6258, 6510, 6705, 6727, 8649, 9238, 9387, 9610, 9765, 10430, 13410, 13454, 13857, 14415, 15645, 17298, 18774, 19530, 20181, 23095, 27714, 28830, 31290, 32333, 33635, 40362, 41571, 43245, 46190, 46935, 60543, 64666, 67270, 69285, 83142, 86490, 93870, 96999, 100905, 121086, 138570, 143189, 161665, 193998, 201810, 207855, 286378, 290997, 302715, 323330, 415710, 429567, 484995, 581994, 605430, 715945, 859134, 969990, 1002323, 1288701, 1431890, 1454985, 2004646, 2147835, 2577402, 2909970, 3006969, 4295670, 5011615, 6013938, 6443505, 9020907, 10023230, 12887010, 15034845, 18041814, 30069690, 45104535, 90209070]

約数ペア:

[(1, 90209070), (2, 45104535), (3, 30069690), (5, 18041814), (6, 15034845), (7, 12887010), (9, 10023230), (10, 9020907), (14, 6443505), (15, 6013938), (18, 5011615), (21, 4295670), (30, 3006969), (31, 2909970), (35, 2577402), (42, 2147835), (45, 2004646), (62, 1454985), (63, 1431890), (70, 1288701), (90, 1002323), (93, 969990), (105, 859134), (126, 715945), (149, 605430), (155, 581994), (186, 484995), (210, 429567), (217, 415710), (279, 323330), (298, 302715), (310, 290997), (315, 286378), (434, 207855), (447, 201810), (465, 193998), (558, 161665), (630, 143189), (651, 138570), (745, 121086), (894, 100905), (930, 96999), (961, 93870), (1043, 86490), (1085, 83142), (1302, 69285), (1341, 67270), (1395, 64666), (1490, 60543), (1922, 46935), (1953, 46190), (2086, 43245), (2170, 41571), (2235, 40362), (2682, 33635), (2790, 32333), (2883, 31290), (3129, 28830), (3255, 27714), (3906, 23095), (4470, 20181), (4619, 19530), (4805, 18774), (5215, 17298), (5766, 15645), (6258, 14415), (6510, 13857), (6705, 13454), (6727, 13410), (8649, 10430), (9238, 9765), (9387, 9610)]