305948916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1531}}^1$

素因数の和:1622

約数の個数: 144

約数和(自身を含む): 968076928

約数和(自身を除く): 662128012

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 61, 63, 78, 84, 91, 117, 122, 126, 156, 182, 183, 234, 244, 252, 273, 364, 366, 427, 468, 546, 549, 732, 793, 819, 854, 1092, 1098, 1281, 1531, 1586, 1638, 1708, 2196, 2379, 2562, 3062, 3172, 3276, 3843, 4593, 4758, 5124, 5551, 6124, 7137, 7686, 9186, 9516, 10717, 11102, 13779, 14274, 15372, 16653, 18372, 19903, 21434, 22204, 27558, 28548, 32151, 33306, 39806, 42868, 49959, 55116, 59709, 64302, 66612, 79612, 93391, 96453, 99918, 119418, 128604, 139321, 179127, 186782, 192906, 199836, 238836, 278642, 280173, 358254, 373564, 385812, 417963, 557284, 560346, 653737, 716508, 835926, 840519, 1120692, 1214083, 1253889, 1307474, 1671852, 1681038, 1961211, 2428166, 2507778, 2614948, 3362076, 3642249, 3922422, 4856332, 5015556, 5883633, 7284498, 7844844, 8498581, 10926747, 11767266, 14568996, 16997162, 21853494, 23534532, 25495743, 33994324, 43706988, 50991486, 76487229, 101982972, 152974458, 305948916]

約数ペア:

[(1, 305948916), (2, 152974458), (3, 101982972), (4, 76487229), (6, 50991486), (7, 43706988), (9, 33994324), (12, 25495743), (13, 23534532), (14, 21853494), (18, 16997162), (21, 14568996), (26, 11767266), (28, 10926747), (36, 8498581), (39, 7844844), (42, 7284498), (52, 5883633), (61, 5015556), (63, 4856332), (78, 3922422), (84, 3642249), (91, 3362076), (117, 2614948), (122, 2507778), (126, 2428166), (156, 1961211), (182, 1681038), (183, 1671852), (234, 1307474), (244, 1253889), (252, 1214083), (273, 1120692), (364, 840519), (366, 835926), (427, 716508), (468, 653737), (546, 560346), (549, 557284), (732, 417963), (793, 385812), (819, 373564), (854, 358254), (1092, 280173), (1098, 278642), (1281, 238836), (1531, 199836), (1586, 192906), (1638, 186782), (1708, 179127), (2196, 139321), (2379, 128604), (2562, 119418), (3062, 99918), (3172, 96453), (3276, 93391), (3843, 79612), (4593, 66612), (4758, 64302), (5124, 59709), (5551, 55116), (6124, 49959), (7137, 42868), (7686, 39806), (9186, 33306), (9516, 32151), (10717, 28548), (11102, 27558), (13779, 22204), (14274, 21434), (15372, 19903), (16653, 18372)]