315980520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:204

約数の個数: 192

約数和(自身を含む): 1023459840

約数和(自身を除く): 707479320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 31, 40, 58, 60, 62, 87, 93, 101, 116, 120, 124, 145, 155, 174, 186, 202, 232, 248, 290, 303, 310, 348, 372, 404, 435, 465, 505, 580, 606, 620, 696, 744, 808, 841, 870, 899, 930, 1010, 1160, 1212, 1240, 1515, 1682, 1740, 1798, 1860, 2020, 2424, 2523, 2697, 2929, 3030, 3131, 3364, 3480, 3596, 3720, 4040, 4205, 4495, 5046, 5394, 5858, 6060, 6262, 6728, 7192, 8410, 8787, 8990, 9393, 10092, 10788, 11716, 12120, 12524, 12615, 13485, 14645, 15655, 16820, 17574, 17980, 18786, 20184, 21576, 23432, 25048, 25230, 26071, 26970, 29290, 31310, 33640, 35148, 35960, 37572, 43935, 46965, 50460, 52142, 53940, 58580, 62620, 70296, 75144, 78213, 84941, 87870, 90799, 93930, 100920, 104284, 107880, 117160, 125240, 130355, 156426, 169882, 175740, 181598, 187860, 208568, 254823, 260710, 272397, 312852, 339764, 351480, 363196, 375720, 391065, 424705, 453995, 509646, 521420, 544794, 625704, 679528, 726392, 782130, 849410, 907990, 1019292, 1042840, 1089588, 1274115, 1361985, 1564260, 1698820, 1815980, 2038584, 2179176, 2548230, 2633171, 2723970, 3128520, 3397640, 3631960, 5096460, 5266342, 5447940, 7899513, 10192920, 10532684, 10895880, 13165855, 15799026, 21065368, 26331710, 31598052, 39497565, 52663420, 63196104, 78995130, 105326840, 157990260, 315980520]

約数ペア:

[(1, 315980520), (2, 157990260), (3, 105326840), (4, 78995130), (5, 63196104), (6, 52663420), (8, 39497565), (10, 31598052), (12, 26331710), (15, 21065368), (20, 15799026), (24, 13165855), (29, 10895880), (30, 10532684), (31, 10192920), (40, 7899513), (58, 5447940), (60, 5266342), (62, 5096460), (87, 3631960), (93, 3397640), (101, 3128520), (116, 2723970), (120, 2633171), (124, 2548230), (145, 2179176), (155, 2038584), (174, 1815980), (186, 1698820), (202, 1564260), (232, 1361985), (248, 1274115), (290, 1089588), (303, 1042840), (310, 1019292), (348, 907990), (372, 849410), (404, 782130), (435, 726392), (465, 679528), (505, 625704), (580, 544794), (606, 521420), (620, 509646), (696, 453995), (744, 424705), (808, 391065), (841, 375720), (870, 363196), (899, 351480), (930, 339764), (1010, 312852), (1160, 272397), (1212, 260710), (1240, 254823), (1515, 208568), (1682, 187860), (1740, 181598), (1798, 175740), (1860, 169882), (2020, 156426), (2424, 130355), (2523, 125240), (2697, 117160), (2929, 107880), (3030, 104284), (3131, 100920), (3364, 93930), (3480, 90799), (3596, 87870), (3720, 84941), (4040, 78213), (4205, 75144), (4495, 70296), (5046, 62620), (5394, 58580), (5858, 53940), (6060, 52142), (6262, 50460), (6728, 46965), (7192, 43935), (8410, 37572), (8787, 35960), (8990, 35148), (9393, 33640), (10092, 31310), (10788, 29290), (11716, 26970), (12120, 26071), (12524, 25230), (12615, 25048), (13485, 23432), (14645, 21576), (15655, 20184), (16820, 18786), (17574, 17980)]