218576908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:215

約数の個数: 96

約数和(自身を含む): 455970816

約数和(自身を除く): 237393908

約数列:

[1, 2, 4, 11, 22, 31, 37, 44, 61, 62, 71, 74, 122, 124, 142, 148, 244, 284, 341, 407, 671, 682, 781, 814, 1147, 1342, 1364, 1562, 1628, 1891, 2201, 2257, 2294, 2627, 2684, 3124, 3782, 4331, 4402, 4514, 4588, 5254, 7564, 8662, 8804, 9028, 10508, 12617, 17324, 20801, 24211, 24827, 25234, 28897, 41602, 47641, 48422, 49654, 50468, 57794, 69967, 81437, 83204, 95282, 96844, 99308, 115588, 134261, 139934, 160247, 162874, 190564, 268522, 279868, 320494, 325748, 537044, 640988, 769637, 895807, 1476871, 1539274, 1762717, 1791614, 2953742, 3078548, 3525434, 3583228, 4967657, 5907484, 7050868, 9935314, 19870628, 54644227, 109288454, 218576908]

約数ペア:

[(1, 218576908), (2, 109288454), (4, 54644227), (11, 19870628), (22, 9935314), (31, 7050868), (37, 5907484), (44, 4967657), (61, 3583228), (62, 3525434), (71, 3078548), (74, 2953742), (122, 1791614), (124, 1762717), (142, 1539274), (148, 1476871), (244, 895807), (284, 769637), (341, 640988), (407, 537044), (671, 325748), (682, 320494), (781, 279868), (814, 268522), (1147, 190564), (1342, 162874), (1364, 160247), (1562, 139934), (1628, 134261), (1891, 115588), (2201, 99308), (2257, 96844), (2294, 95282), (2627, 83204), (2684, 81437), (3124, 69967), (3782, 57794), (4331, 50468), (4402, 49654), (4514, 48422), (4588, 47641), (5254, 41602), (7564, 28897), (8662, 25234), (8804, 24827), (9028, 24211), (10508, 20801), (12617, 17324)]