161085720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1129}}^1$

素因数の和:1213

約数の個数: 128

約数和(自身を含む): 512568000

約数和(自身を除く): 351482280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 41, 58, 60, 82, 87, 116, 120, 123, 145, 164, 174, 205, 232, 246, 290, 328, 348, 410, 435, 492, 580, 615, 696, 820, 870, 984, 1129, 1160, 1189, 1230, 1640, 1740, 2258, 2378, 2460, 3387, 3480, 3567, 4516, 4756, 4920, 5645, 5945, 6774, 7134, 9032, 9512, 11290, 11890, 13548, 14268, 16935, 17835, 22580, 23780, 27096, 28536, 32741, 33870, 35670, 45160, 46289, 47560, 65482, 67740, 71340, 92578, 98223, 130964, 135480, 138867, 142680, 163705, 185156, 196446, 231445, 261928, 277734, 327410, 370312, 392892, 462890, 491115, 555468, 654820, 694335, 785784, 925780, 982230, 1110936, 1309640, 1342381, 1388670, 1851560, 1964460, 2684762, 2777340, 3928920, 4027143, 5369524, 5554680, 6711905, 8054286, 10739048, 13423810, 16108572, 20135715, 26847620, 32217144, 40271430, 53695240, 80542860, 161085720]

約数ペア:

[(1, 161085720), (2, 80542860), (3, 53695240), (4, 40271430), (5, 32217144), (6, 26847620), (8, 20135715), (10, 16108572), (12, 13423810), (15, 10739048), (20, 8054286), (24, 6711905), (29, 5554680), (30, 5369524), (40, 4027143), (41, 3928920), (58, 2777340), (60, 2684762), (82, 1964460), (87, 1851560), (116, 1388670), (120, 1342381), (123, 1309640), (145, 1110936), (164, 982230), (174, 925780), (205, 785784), (232, 694335), (246, 654820), (290, 555468), (328, 491115), (348, 462890), (410, 392892), (435, 370312), (492, 327410), (580, 277734), (615, 261928), (696, 231445), (820, 196446), (870, 185156), (984, 163705), (1129, 142680), (1160, 138867), (1189, 135480), (1230, 130964), (1640, 98223), (1740, 92578), (2258, 71340), (2378, 67740), (2460, 65482), (3387, 47560), (3480, 46289), (3567, 45160), (4516, 35670), (4756, 33870), (4920, 32741), (5645, 28536), (5945, 27096), (6774, 23780), (7134, 22580), (9032, 17835), (9512, 16935), (11290, 14268), (11890, 13548)]