218917620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1123}}^1$

素因数の和:1179

約数の個数: 144

約数和(自身を含む): 719449920

約数和(自身を除く): 500532300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 361, 380, 513, 540, 570, 684, 722, 855, 1026, 1083, 1123, 1140, 1444, 1710, 1805, 2052, 2166, 2246, 2565, 3249, 3369, 3420, 3610, 4332, 4492, 5130, 5415, 5615, 6498, 6738, 7220, 9747, 10107, 10260, 10830, 11230, 12996, 13476, 16245, 16845, 19494, 20214, 21337, 21660, 22460, 30321, 32490, 33690, 38988, 40428, 42674, 48735, 50535, 60642, 64011, 64980, 67380, 85348, 97470, 101070, 106685, 121284, 128022, 151605, 192033, 194940, 202140, 213370, 256044, 303210, 320055, 384066, 405403, 426740, 576099, 606420, 640110, 768132, 810806, 960165, 1152198, 1216209, 1280220, 1621612, 1920330, 2027015, 2304396, 2432418, 2880495, 3648627, 3840660, 4054030, 4864836, 5760990, 6081045, 7297254, 8108060, 10945881, 11521980, 12162090, 14594508, 18243135, 21891762, 24324180, 36486270, 43783524, 54729405, 72972540, 109458810, 218917620]

約数ペア:

[(1, 218917620), (2, 109458810), (3, 72972540), (4, 54729405), (5, 43783524), (6, 36486270), (9, 24324180), (10, 21891762), (12, 18243135), (15, 14594508), (18, 12162090), (19, 11521980), (20, 10945881), (27, 8108060), (30, 7297254), (36, 6081045), (38, 5760990), (45, 4864836), (54, 4054030), (57, 3840660), (60, 3648627), (76, 2880495), (90, 2432418), (95, 2304396), (108, 2027015), (114, 1920330), (135, 1621612), (171, 1280220), (180, 1216209), (190, 1152198), (228, 960165), (270, 810806), (285, 768132), (342, 640110), (361, 606420), (380, 576099), (513, 426740), (540, 405403), (570, 384066), (684, 320055), (722, 303210), (855, 256044), (1026, 213370), (1083, 202140), (1123, 194940), (1140, 192033), (1444, 151605), (1710, 128022), (1805, 121284), (2052, 106685), (2166, 101070), (2246, 97470), (2565, 85348), (3249, 67380), (3369, 64980), (3420, 64011), (3610, 60642), (4332, 50535), (4492, 48735), (5130, 42674), (5415, 40428), (5615, 38988), (6498, 33690), (6738, 32490), (7220, 30321), (9747, 22460), (10107, 21660), (10260, 21337), (10830, 20214), (11230, 19494), (12996, 16845), (13476, 16245)]