218246868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 657296640

約数和(自身を除く): 439049772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 89, 111, 126, 148, 178, 222, 252, 259, 263, 267, 333, 356, 444, 518, 526, 534, 623, 666, 777, 789, 801, 1036, 1052, 1068, 1246, 1332, 1554, 1578, 1602, 1841, 1869, 2331, 2367, 2492, 3108, 3156, 3204, 3293, 3682, 3738, 4662, 4734, 5523, 5607, 6586, 7364, 7476, 9324, 9468, 9731, 9879, 11046, 11214, 13172, 16569, 19462, 19758, 22092, 22428, 23051, 23407, 29193, 29637, 33138, 38924, 39516, 46102, 46814, 58386, 59274, 66276, 68117, 69153, 70221, 87579, 92204, 93628, 116772, 118548, 136234, 138306, 140442, 163849, 175158, 204351, 207459, 210663, 272468, 276612, 280884, 327698, 350316, 408702, 414918, 421326, 491547, 613053, 655396, 817404, 829836, 842652, 866059, 983094, 1226106, 1474641, 1732118, 1966188, 2452212, 2598177, 2949282, 3464236, 5196354, 5898564, 6062413, 7794531, 10392708, 12124826, 15589062, 18187239, 24249652, 31178124, 36374478, 54561717, 72748956, 109123434, 218246868]

約数ペア:

[(1, 218246868), (2, 109123434), (3, 72748956), (4, 54561717), (6, 36374478), (7, 31178124), (9, 24249652), (12, 18187239), (14, 15589062), (18, 12124826), (21, 10392708), (28, 7794531), (36, 6062413), (37, 5898564), (42, 5196354), (63, 3464236), (74, 2949282), (84, 2598177), (89, 2452212), (111, 1966188), (126, 1732118), (148, 1474641), (178, 1226106), (222, 983094), (252, 866059), (259, 842652), (263, 829836), (267, 817404), (333, 655396), (356, 613053), (444, 491547), (518, 421326), (526, 414918), (534, 408702), (623, 350316), (666, 327698), (777, 280884), (789, 276612), (801, 272468), (1036, 210663), (1052, 207459), (1068, 204351), (1246, 175158), (1332, 163849), (1554, 140442), (1578, 138306), (1602, 136234), (1841, 118548), (1869, 116772), (2331, 93628), (2367, 92204), (2492, 87579), (3108, 70221), (3156, 69153), (3204, 68117), (3293, 66276), (3682, 59274), (3738, 58386), (4662, 46814), (4734, 46102), (5523, 39516), (5607, 38924), (6586, 33138), (7364, 29637), (7476, 29193), (9324, 23407), (9468, 23051), (9731, 22428), (9879, 22092), (11046, 19758), (11214, 19462), (13172, 16569)]