51698430

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:663

約数の個数: 144

約数和(自身を含む): 164857680

約数和(自身を除く): 113159250

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 49, 57, 63, 70, 90, 95, 98, 105, 114, 126, 133, 147, 171, 190, 210, 245, 266, 285, 294, 315, 342, 399, 441, 490, 570, 617, 630, 665, 735, 798, 855, 882, 931, 1197, 1234, 1330, 1470, 1710, 1851, 1862, 1995, 2205, 2394, 2793, 3085, 3702, 3990, 4319, 4410, 4655, 5553, 5586, 5985, 6170, 8379, 8638, 9255, 9310, 11106, 11723, 11970, 12957, 13965, 16758, 18510, 21595, 23446, 25914, 27765, 27930, 30233, 35169, 38871, 41895, 43190, 55530, 58615, 60466, 64785, 70338, 77742, 82061, 83790, 90699, 105507, 117230, 129570, 151165, 164122, 175845, 181398, 194355, 211014, 246183, 272097, 302330, 351690, 388710, 410305, 453495, 492366, 527535, 544194, 574427, 738549, 820610, 906990, 1055070, 1148854, 1230915, 1360485, 1477098, 1723281, 2461830, 2720970, 2872135, 3446562, 3692745, 5169843, 5744270, 7385490, 8616405, 10339686, 17232810, 25849215, 51698430]

約数ペア:

[(1, 51698430), (2, 25849215), (3, 17232810), (5, 10339686), (6, 8616405), (7, 7385490), (9, 5744270), (10, 5169843), (14, 3692745), (15, 3446562), (18, 2872135), (19, 2720970), (21, 2461830), (30, 1723281), (35, 1477098), (38, 1360485), (42, 1230915), (45, 1148854), (49, 1055070), (57, 906990), (63, 820610), (70, 738549), (90, 574427), (95, 544194), (98, 527535), (105, 492366), (114, 453495), (126, 410305), (133, 388710), (147, 351690), (171, 302330), (190, 272097), (210, 246183), (245, 211014), (266, 194355), (285, 181398), (294, 175845), (315, 164122), (342, 151165), (399, 129570), (441, 117230), (490, 105507), (570, 90699), (617, 83790), (630, 82061), (665, 77742), (735, 70338), (798, 64785), (855, 60466), (882, 58615), (931, 55530), (1197, 43190), (1234, 41895), (1330, 38871), (1470, 35169), (1710, 30233), (1851, 27930), (1862, 27765), (1995, 25914), (2205, 23446), (2394, 21595), (2793, 18510), (3085, 16758), (3702, 13965), (3990, 12957), (4319, 11970), (4410, 11723), (4655, 11106), (5553, 9310), (5586, 9255), (5985, 8638), (6170, 8379)]