51642570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^2$

素因数の和:129

約数の個数: 144

約数和(自身を含む): 155377440

約数和(自身を除く): 103734870

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 43, 49, 57, 70, 86, 95, 98, 105, 114, 129, 133, 147, 190, 210, 215, 245, 258, 266, 285, 294, 301, 399, 430, 490, 570, 602, 645, 665, 735, 798, 817, 903, 931, 1290, 1330, 1470, 1505, 1634, 1806, 1849, 1862, 1995, 2107, 2451, 2793, 3010, 3698, 3990, 4085, 4214, 4515, 4655, 4902, 5547, 5586, 5719, 6321, 8170, 9030, 9245, 9310, 10535, 11094, 11438, 12255, 12642, 12943, 13965, 17157, 18490, 21070, 24510, 25886, 27735, 27930, 28595, 31605, 34314, 35131, 38829, 40033, 55470, 57190, 63210, 64715, 70262, 77658, 80066, 85785, 90601, 105393, 120099, 129430, 171570, 175655, 181202, 194145, 200165, 210786, 240198, 245917, 271803, 351310, 388290, 400330, 453005, 491834, 526965, 543606, 600495, 737751, 906010, 1053930, 1200990, 1229585, 1359015, 1475502, 1721419, 2459170, 2718030, 3442838, 3688755, 5164257, 7377510, 8607095, 10328514, 17214190, 25821285, 51642570]

約数ペア:

[(1, 51642570), (2, 25821285), (3, 17214190), (5, 10328514), (6, 8607095), (7, 7377510), (10, 5164257), (14, 3688755), (15, 3442838), (19, 2718030), (21, 2459170), (30, 1721419), (35, 1475502), (38, 1359015), (42, 1229585), (43, 1200990), (49, 1053930), (57, 906010), (70, 737751), (86, 600495), (95, 543606), (98, 526965), (105, 491834), (114, 453005), (129, 400330), (133, 388290), (147, 351310), (190, 271803), (210, 245917), (215, 240198), (245, 210786), (258, 200165), (266, 194145), (285, 181202), (294, 175655), (301, 171570), (399, 129430), (430, 120099), (490, 105393), (570, 90601), (602, 85785), (645, 80066), (665, 77658), (735, 70262), (798, 64715), (817, 63210), (903, 57190), (931, 55470), (1290, 40033), (1330, 38829), (1470, 35131), (1505, 34314), (1634, 31605), (1806, 28595), (1849, 27930), (1862, 27735), (1995, 25886), (2107, 24510), (2451, 21070), (2793, 18490), (3010, 17157), (3698, 13965), (3990, 12943), (4085, 12642), (4214, 12255), (4515, 11438), (4655, 11094), (4902, 10535), (5547, 9310), (5586, 9245), (5719, 9030), (6321, 8170)]