227981440

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11491}}^1$

素因数の和:11541

約数の個数: 64

約数和(自身を含む): 562648320

約数和(自身を除く): 334666880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 11491, 19840, 22982, 45964, 57455, 91928, 114910, 183856, 229820, 356221, 367712, 459640, 712442, 735424, 919280, 1424884, 1470848, 1781105, 1838560, 2849768, 3562210, 3677120, 5699536, 7124420, 7354240, 11399072, 14248840, 22798144, 28497680, 45596288, 56995360, 113990720, 227981440]

約数ペア:

[(1, 227981440), (2, 113990720), (4, 56995360), (5, 45596288), (8, 28497680), (10, 22798144), (16, 14248840), (20, 11399072), (31, 7354240), (32, 7124420), (40, 5699536), (62, 3677120), (64, 3562210), (80, 2849768), (124, 1838560), (128, 1781105), (155, 1470848), (160, 1424884), (248, 919280), (310, 735424), (320, 712442), (496, 459640), (620, 367712), (640, 356221), (992, 229820), (1240, 183856), (1984, 114910), (2480, 91928), (3968, 57455), (4960, 45964), (9920, 22982), (11491, 19840)]