163968720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{547}}^1\times {\mathrm{1249}}^1$

素因数の和:1812

約数の個数: 80

約数和(自身を含む): 509640000

約数和(自身を除く): 345671280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 547, 1094, 1249, 1641, 2188, 2498, 2735, 3282, 3747, 4376, 4996, 5470, 6245, 6564, 7494, 8205, 8752, 9992, 10940, 12490, 13128, 14988, 16410, 18735, 19984, 21880, 24980, 26256, 29976, 32820, 37470, 43760, 49960, 59952, 65640, 74940, 99920, 131280, 149880, 299760, 683203, 1366406, 2049609, 2732812, 3416015, 4099218, 5465624, 6832030, 8198436, 10248045, 10931248, 13664060, 16396872, 20496090, 27328120, 32793744, 40992180, 54656240, 81984360, 163968720]

約数ペア:

[(1, 163968720), (2, 81984360), (3, 54656240), (4, 40992180), (5, 32793744), (6, 27328120), (8, 20496090), (10, 16396872), (12, 13664060), (15, 10931248), (16, 10248045), (20, 8198436), (24, 6832030), (30, 5465624), (40, 4099218), (48, 3416015), (60, 2732812), (80, 2049609), (120, 1366406), (240, 683203), (547, 299760), (1094, 149880), (1249, 131280), (1641, 99920), (2188, 74940), (2498, 65640), (2735, 59952), (3282, 49960), (3747, 43760), (4376, 37470), (4996, 32820), (5470, 29976), (6245, 26256), (6564, 24980), (7494, 21880), (8205, 19984), (8752, 18735), (9992, 16410), (10940, 14988), (12490, 13128)]