1719727480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3547}}^1$

素因数の和:3629

約数の個数: 128

約数和(自身を含む): 4414279680

約数和(自身を除く): 2694552200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 31, 34, 40, 46, 62, 68, 85, 92, 115, 124, 136, 155, 170, 184, 230, 248, 310, 340, 391, 460, 527, 620, 680, 713, 782, 920, 1054, 1240, 1426, 1564, 1955, 2108, 2635, 2852, 3128, 3547, 3565, 3910, 4216, 5270, 5704, 7094, 7130, 7820, 10540, 12121, 14188, 14260, 15640, 17735, 21080, 24242, 28376, 28520, 35470, 48484, 60299, 60605, 70940, 81581, 96968, 109957, 120598, 121210, 141880, 163162, 219914, 241196, 242420, 301495, 326324, 407905, 439828, 482392, 484840, 549785, 602990, 652648, 815810, 879656, 1099570, 1205980, 1386877, 1631620, 1869269, 2199140, 2411960, 2529011, 2773754, 3263240, 3738538, 4398280, 5058022, 5547508, 6934385, 7477076, 9346345, 10116044, 11095016, 12645055, 13868770, 14954152, 18692690, 20232088, 25290110, 27737540, 37385380, 42993187, 50580220, 55475080, 74770760, 85986374, 101160440, 171972748, 214965935, 343945496, 429931870, 859863740, 1719727480]

約数ペア:

[(1, 1719727480), (2, 859863740), (4, 429931870), (5, 343945496), (8, 214965935), (10, 171972748), (17, 101160440), (20, 85986374), (23, 74770760), (31, 55475080), (34, 50580220), (40, 42993187), (46, 37385380), (62, 27737540), (68, 25290110), (85, 20232088), (92, 18692690), (115, 14954152), (124, 13868770), (136, 12645055), (155, 11095016), (170, 10116044), (184, 9346345), (230, 7477076), (248, 6934385), (310, 5547508), (340, 5058022), (391, 4398280), (460, 3738538), (527, 3263240), (620, 2773754), (680, 2529011), (713, 2411960), (782, 2199140), (920, 1869269), (1054, 1631620), (1240, 1386877), (1426, 1205980), (1564, 1099570), (1955, 879656), (2108, 815810), (2635, 652648), (2852, 602990), (3128, 549785), (3547, 484840), (3565, 482392), (3910, 439828), (4216, 407905), (5270, 326324), (5704, 301495), (7094, 242420), (7130, 241196), (7820, 219914), (10540, 163162), (12121, 141880), (14188, 121210), (14260, 120598), (15640, 109957), (17735, 96968), (21080, 81581), (24242, 70940), (28376, 60605), (28520, 60299), (35470, 48484)]