915457280

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{23071}}^1$

素因数の和:23123

約数の個数: 72

約数和(自身を含む): 2263640064

約数和(自身を除く): 1348182784

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, 7936, 9920, 19840, 23071, 39680, 46142, 92284, 115355, 184568, 230710, 369136, 461420, 715201, 738272, 922840, 1430402, 1476544, 1845680, 2860804, 2953088, 3576005, 3691360, 5721608, 5906176, 7152010, 7382720, 11443216, 14304020, 14765440, 22886432, 28608040, 29530880, 45772864, 57216080, 91545728, 114432160, 183091456, 228864320, 457728640, 915457280]

約数ペア:

[(1, 915457280), (2, 457728640), (4, 228864320), (5, 183091456), (8, 114432160), (10, 91545728), (16, 57216080), (20, 45772864), (31, 29530880), (32, 28608040), (40, 22886432), (62, 14765440), (64, 14304020), (80, 11443216), (124, 7382720), (128, 7152010), (155, 5906176), (160, 5721608), (248, 3691360), (256, 3576005), (310, 2953088), (320, 2860804), (496, 1845680), (620, 1476544), (640, 1430402), (992, 922840), (1240, 738272), (1280, 715201), (1984, 461420), (2480, 369136), (3968, 230710), (4960, 184568), (7936, 115355), (9920, 92284), (19840, 46142), (23071, 39680)]