1290171330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{2131}}^1$

素因数の和:2213

約数の個数: 144

約数和(自身を含む): 3963166272

約数和(自身を除く): 2672994942

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, 155, 186, 210, 217, 279, 310, 315, 434, 465, 558, 630, 651, 930, 961, 1085, 1302, 1395, 1922, 1953, 2131, 2170, 2790, 2883, 3255, 3906, 4262, 4805, 5766, 6393, 6510, 6727, 8649, 9610, 9765, 10655, 12786, 13454, 14415, 14917, 17298, 19179, 19530, 20181, 21310, 28830, 29834, 31965, 33635, 38358, 40362, 43245, 44751, 60543, 63930, 66061, 67270, 74585, 86490, 89502, 95895, 100905, 121086, 132122, 134253, 149170, 191790, 198183, 201810, 223755, 268506, 302715, 330305, 396366, 447510, 462427, 594549, 605430, 660610, 671265, 924854, 990915, 1189098, 1342530, 1387281, 1981830, 2047891, 2312135, 2774562, 2972745, 4095782, 4161843, 4624270, 5945490, 6143673, 6936405, 8323686, 10239455, 12287346, 13872810, 14335237, 18431019, 20478910, 20809215, 28670474, 30718365, 36862038, 41618430, 43005711, 61436730, 71676185, 86011422, 92155095, 129017133, 143352370, 184310190, 215028555, 258034266, 430057110, 645085665, 1290171330]

約数ペア:

[(1, 1290171330), (2, 645085665), (3, 430057110), (5, 258034266), (6, 215028555), (7, 184310190), (9, 143352370), (10, 129017133), (14, 92155095), (15, 86011422), (18, 71676185), (21, 61436730), (30, 43005711), (31, 41618430), (35, 36862038), (42, 30718365), (45, 28670474), (62, 20809215), (63, 20478910), (70, 18431019), (90, 14335237), (93, 13872810), (105, 12287346), (126, 10239455), (155, 8323686), (186, 6936405), (210, 6143673), (217, 5945490), (279, 4624270), (310, 4161843), (315, 4095782), (434, 2972745), (465, 2774562), (558, 2312135), (630, 2047891), (651, 1981830), (930, 1387281), (961, 1342530), (1085, 1189098), (1302, 990915), (1395, 924854), (1922, 671265), (1953, 660610), (2131, 605430), (2170, 594549), (2790, 462427), (2883, 447510), (3255, 396366), (3906, 330305), (4262, 302715), (4805, 268506), (5766, 223755), (6393, 201810), (6510, 198183), (6727, 191790), (8649, 149170), (9610, 134253), (9765, 132122), (10655, 121086), (12786, 100905), (13454, 95895), (14415, 89502), (14917, 86490), (17298, 74585), (19179, 67270), (19530, 66061), (20181, 63930), (21310, 60543), (28830, 44751), (29834, 43245), (31965, 40362), (33635, 38358)]