214977420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2797}}^1$

素因数の和:2880

約数の個数: 144

約数和(自身を含む): 757743168

約数和(自身を除く): 542765748

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 90, 105, 122, 126, 140, 180, 183, 210, 244, 252, 305, 315, 366, 420, 427, 549, 610, 630, 732, 854, 915, 1098, 1220, 1260, 1281, 1708, 1830, 2135, 2196, 2562, 2745, 2797, 3660, 3843, 4270, 5124, 5490, 5594, 6405, 7686, 8391, 8540, 10980, 11188, 12810, 13985, 15372, 16782, 19215, 19579, 25173, 25620, 27970, 33564, 38430, 39158, 41955, 50346, 55940, 58737, 76860, 78316, 83910, 97895, 100692, 117474, 125865, 167820, 170617, 176211, 195790, 234948, 251730, 293685, 341234, 352422, 391580, 503460, 511851, 587370, 682468, 704844, 853085, 881055, 1023702, 1174740, 1194319, 1535553, 1706170, 1762110, 2047404, 2388638, 2559255, 3071106, 3412340, 3524220, 3582957, 4777276, 5118510, 5971595, 6142212, 7165914, 7677765, 10237020, 10748871, 11943190, 14331828, 15355530, 17914785, 21497742, 23886380, 30711060, 35829570, 42995484, 53744355, 71659140, 107488710, 214977420]

約数ペア:

[(1, 214977420), (2, 107488710), (3, 71659140), (4, 53744355), (5, 42995484), (6, 35829570), (7, 30711060), (9, 23886380), (10, 21497742), (12, 17914785), (14, 15355530), (15, 14331828), (18, 11943190), (20, 10748871), (21, 10237020), (28, 7677765), (30, 7165914), (35, 6142212), (36, 5971595), (42, 5118510), (45, 4777276), (60, 3582957), (61, 3524220), (63, 3412340), (70, 3071106), (84, 2559255), (90, 2388638), (105, 2047404), (122, 1762110), (126, 1706170), (140, 1535553), (180, 1194319), (183, 1174740), (210, 1023702), (244, 881055), (252, 853085), (305, 704844), (315, 682468), (366, 587370), (420, 511851), (427, 503460), (549, 391580), (610, 352422), (630, 341234), (732, 293685), (854, 251730), (915, 234948), (1098, 195790), (1220, 176211), (1260, 170617), (1281, 167820), (1708, 125865), (1830, 117474), (2135, 100692), (2196, 97895), (2562, 83910), (2745, 78316), (2797, 76860), (3660, 58737), (3843, 55940), (4270, 50346), (5124, 41955), (5490, 39158), (5594, 38430), (6405, 33564), (7686, 27970), (8391, 25620), (8540, 25173), (10980, 19579), (11188, 19215), (12810, 16782), (13985, 15372)]