71055240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:663

約数の個数: 128

約数和(自身を含む): 229806720

約数和(自身を除く): 158751480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 61, 68, 85, 102, 120, 122, 136, 170, 183, 204, 244, 255, 305, 340, 366, 408, 488, 510, 571, 610, 680, 732, 915, 1020, 1037, 1142, 1220, 1464, 1713, 1830, 2040, 2074, 2284, 2440, 2855, 3111, 3426, 3660, 4148, 4568, 5185, 5710, 6222, 6852, 7320, 8296, 8565, 9707, 10370, 11420, 12444, 13704, 15555, 17130, 19414, 20740, 22840, 24888, 29121, 31110, 34260, 34831, 38828, 41480, 48535, 58242, 62220, 68520, 69662, 77656, 97070, 104493, 116484, 124440, 139324, 145605, 174155, 194140, 208986, 232968, 278648, 291210, 348310, 388280, 417972, 522465, 582420, 592127, 696620, 835944, 1044930, 1164840, 1184254, 1393240, 1776381, 2089860, 2368508, 2960635, 3552762, 4179720, 4737016, 5921270, 7105524, 8881905, 11842540, 14211048, 17763810, 23685080, 35527620, 71055240]

約数ペア:

[(1, 71055240), (2, 35527620), (3, 23685080), (4, 17763810), (5, 14211048), (6, 11842540), (8, 8881905), (10, 7105524), (12, 5921270), (15, 4737016), (17, 4179720), (20, 3552762), (24, 2960635), (30, 2368508), (34, 2089860), (40, 1776381), (51, 1393240), (60, 1184254), (61, 1164840), (68, 1044930), (85, 835944), (102, 696620), (120, 592127), (122, 582420), (136, 522465), (170, 417972), (183, 388280), (204, 348310), (244, 291210), (255, 278648), (305, 232968), (340, 208986), (366, 194140), (408, 174155), (488, 145605), (510, 139324), (571, 124440), (610, 116484), (680, 104493), (732, 97070), (915, 77656), (1020, 69662), (1037, 68520), (1142, 62220), (1220, 58242), (1464, 48535), (1713, 41480), (1830, 38828), (2040, 34831), (2074, 34260), (2284, 31110), (2440, 29121), (2855, 24888), (3111, 22840), (3426, 20740), (3660, 19414), (4148, 17130), (4568, 15555), (5185, 13704), (5710, 12444), (6222, 11420), (6852, 10370), (7320, 9707), (8296, 8565)]