30473940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{53}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 102114432

約数和(自身を除く): 71640492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 53, 60, 70, 74, 84, 105, 106, 111, 140, 148, 159, 185, 210, 212, 222, 259, 265, 318, 370, 371, 420, 444, 518, 530, 555, 636, 740, 742, 777, 795, 1036, 1060, 1110, 1113, 1295, 1369, 1484, 1554, 1590, 1855, 1961, 2220, 2226, 2590, 2738, 3108, 3180, 3710, 3885, 3922, 4107, 4452, 5180, 5476, 5565, 5883, 6845, 7420, 7770, 7844, 8214, 9583, 9805, 11130, 11766, 13690, 13727, 15540, 16428, 19166, 19610, 20535, 22260, 23532, 27380, 27454, 28749, 29415, 38332, 39220, 41070, 41181, 47915, 54908, 57498, 58830, 68635, 72557, 82140, 82362, 95830, 114996, 117660, 137270, 143745, 145114, 164724, 191660, 205905, 217671, 274540, 287490, 290228, 362785, 411810, 435342, 507899, 574980, 725570, 823620, 870684, 1015798, 1088355, 1451140, 1523697, 2031596, 2176710, 2539495, 3047394, 4353420, 5078990, 6094788, 7618485, 10157980, 15236970, 30473940]

約数ペア:

[(1, 30473940), (2, 15236970), (3, 10157980), (4, 7618485), (5, 6094788), (6, 5078990), (7, 4353420), (10, 3047394), (12, 2539495), (14, 2176710), (15, 2031596), (20, 1523697), (21, 1451140), (28, 1088355), (30, 1015798), (35, 870684), (37, 823620), (42, 725570), (53, 574980), (60, 507899), (70, 435342), (74, 411810), (84, 362785), (105, 290228), (106, 287490), (111, 274540), (140, 217671), (148, 205905), (159, 191660), (185, 164724), (210, 145114), (212, 143745), (222, 137270), (259, 117660), (265, 114996), (318, 95830), (370, 82362), (371, 82140), (420, 72557), (444, 68635), (518, 58830), (530, 57498), (555, 54908), (636, 47915), (740, 41181), (742, 41070), (777, 39220), (795, 38332), (1036, 29415), (1060, 28749), (1110, 27454), (1113, 27380), (1295, 23532), (1369, 22260), (1484, 20535), (1554, 19610), (1590, 19166), (1855, 16428), (1961, 15540), (2220, 13727), (2226, 13690), (2590, 11766), (2738, 11130), (3108, 9805), (3180, 9583), (3710, 8214), (3885, 7844), (3922, 7770), (4107, 7420), (4452, 6845), (5180, 5883), (5476, 5565)]