85403640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{347}}^1$

素因数の和:661

約数の個数: 128

約数和(自身を含む): 294658560

約数和(自身を除く): 209254920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 293, 347, 420, 586, 694, 840, 879, 1041, 1172, 1388, 1465, 1735, 1758, 2051, 2082, 2344, 2429, 2776, 2930, 3470, 3516, 4102, 4164, 4395, 4858, 5205, 5860, 6153, 6940, 7032, 7287, 8204, 8328, 8790, 9716, 10255, 10410, 11720, 12145, 12306, 13880, 14574, 16408, 17580, 19432, 20510, 20820, 24290, 24612, 29148, 30765, 35160, 36435, 41020, 41640, 48580, 49224, 58296, 61530, 72870, 82040, 97160, 101671, 123060, 145740, 203342, 246120, 291480, 305013, 406684, 508355, 610026, 711697, 813368, 1016710, 1220052, 1423394, 1525065, 2033420, 2135091, 2440104, 2846788, 3050130, 3558485, 4066840, 4270182, 5693576, 6100260, 7116970, 8540364, 10675455, 12200520, 14233940, 17080728, 21350910, 28467880, 42701820, 85403640]

約数ペア:

[(1, 85403640), (2, 42701820), (3, 28467880), (4, 21350910), (5, 17080728), (6, 14233940), (7, 12200520), (8, 10675455), (10, 8540364), (12, 7116970), (14, 6100260), (15, 5693576), (20, 4270182), (21, 4066840), (24, 3558485), (28, 3050130), (30, 2846788), (35, 2440104), (40, 2135091), (42, 2033420), (56, 1525065), (60, 1423394), (70, 1220052), (84, 1016710), (105, 813368), (120, 711697), (140, 610026), (168, 508355), (210, 406684), (280, 305013), (293, 291480), (347, 246120), (420, 203342), (586, 145740), (694, 123060), (840, 101671), (879, 97160), (1041, 82040), (1172, 72870), (1388, 61530), (1465, 58296), (1735, 49224), (1758, 48580), (2051, 41640), (2082, 41020), (2344, 36435), (2429, 35160), (2776, 30765), (2930, 29148), (3470, 24612), (3516, 24290), (4102, 20820), (4164, 20510), (4395, 19432), (4858, 17580), (5205, 16408), (5860, 14574), (6153, 13880), (6940, 12306), (7032, 12145), (7287, 11720), (8204, 10410), (8328, 10255), (8790, 9716)]