405850320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5581}}^1$

素因数の和:5701

約数の個数: 120

約数和(自身を含む): 1376722152

約数和(自身を除く): 970871832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 101, 120, 144, 180, 202, 240, 303, 360, 404, 505, 606, 720, 808, 909, 1010, 1212, 1515, 1616, 1818, 2020, 2424, 3030, 3636, 4040, 4545, 4848, 5581, 6060, 7272, 8080, 9090, 11162, 12120, 14544, 16743, 18180, 22324, 24240, 27905, 33486, 36360, 44648, 50229, 55810, 66972, 72720, 83715, 89296, 100458, 111620, 133944, 167430, 200916, 223240, 251145, 267888, 334860, 401832, 446480, 502290, 563681, 669720, 803664, 1004580, 1127362, 1339440, 1691043, 2009160, 2254724, 2818405, 3382086, 4018320, 4509448, 5073129, 5636810, 6764172, 8455215, 9018896, 10146258, 11273620, 13528344, 16910430, 20292516, 22547240, 25365645, 27056688, 33820860, 40585032, 45094480, 50731290, 67641720, 81170064, 101462580, 135283440, 202925160, 405850320]

約数ペア:

[(1, 405850320), (2, 202925160), (3, 135283440), (4, 101462580), (5, 81170064), (6, 67641720), (8, 50731290), (9, 45094480), (10, 40585032), (12, 33820860), (15, 27056688), (16, 25365645), (18, 22547240), (20, 20292516), (24, 16910430), (30, 13528344), (36, 11273620), (40, 10146258), (45, 9018896), (48, 8455215), (60, 6764172), (72, 5636810), (80, 5073129), (90, 4509448), (101, 4018320), (120, 3382086), (144, 2818405), (180, 2254724), (202, 2009160), (240, 1691043), (303, 1339440), (360, 1127362), (404, 1004580), (505, 803664), (606, 669720), (720, 563681), (808, 502290), (909, 446480), (1010, 401832), (1212, 334860), (1515, 267888), (1616, 251145), (1818, 223240), (2020, 200916), (2424, 167430), (3030, 133944), (3636, 111620), (4040, 100458), (4545, 89296), (4848, 83715), (5581, 72720), (6060, 66972), (7272, 55810), (8080, 50229), (9090, 44648), (11162, 36360), (12120, 33486), (14544, 27905), (16743, 24240), (18180, 22324)]