312162560

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7867}}^1$

素因数の和:7919

約数の個数: 72

約数和(自身を含む): 771945216

約数和(自身を除く): 459782656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7867, 7936, 9920, 15734, 19840, 31468, 39335, 39680, 62936, 78670, 125872, 157340, 243877, 251744, 314680, 487754, 503488, 629360, 975508, 1006976, 1219385, 1258720, 1951016, 2013952, 2438770, 2517440, 3902032, 4877540, 5034880, 7804064, 9755080, 10069760, 15608128, 19510160, 31216256, 39020320, 62432512, 78040640, 156081280, 312162560]

約数ペア:

[(1, 312162560), (2, 156081280), (4, 78040640), (5, 62432512), (8, 39020320), (10, 31216256), (16, 19510160), (20, 15608128), (31, 10069760), (32, 9755080), (40, 7804064), (62, 5034880), (64, 4877540), (80, 3902032), (124, 2517440), (128, 2438770), (155, 2013952), (160, 1951016), (248, 1258720), (256, 1219385), (310, 1006976), (320, 975508), (496, 629360), (620, 503488), (640, 487754), (992, 314680), (1240, 251744), (1280, 243877), (1984, 157340), (2480, 125872), (3968, 78670), (4960, 62936), (7867, 39680), (7936, 39335), (9920, 31468), (15734, 19840)]