64989330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:264

約数の個数: 128

約数和(自身を含む): 188006400

約数和(自身を除く): 123017070

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 67, 70, 93, 105, 134, 149, 155, 186, 201, 210, 217, 298, 310, 335, 402, 434, 447, 465, 469, 651, 670, 745, 894, 930, 938, 1005, 1043, 1085, 1302, 1407, 1490, 2010, 2077, 2086, 2170, 2235, 2345, 2814, 3129, 3255, 4154, 4470, 4619, 4690, 5215, 6231, 6258, 6510, 7035, 9238, 9983, 10385, 10430, 12462, 13857, 14070, 14539, 15645, 19966, 20770, 23095, 27714, 29078, 29949, 31155, 31290, 32333, 43617, 46190, 49915, 59898, 62310, 64666, 69285, 69881, 72695, 87234, 96999, 99830, 138570, 139762, 145390, 149745, 161665, 193998, 209643, 218085, 299490, 309473, 323330, 349405, 419286, 436170, 484995, 618946, 698810, 928419, 969990, 1048215, 1547365, 1856838, 2096430, 2166311, 3094730, 4332622, 4642095, 6498933, 9284190, 10831555, 12997866, 21663110, 32494665, 64989330]

約数ペア:

[(1, 64989330), (2, 32494665), (3, 21663110), (5, 12997866), (6, 10831555), (7, 9284190), (10, 6498933), (14, 4642095), (15, 4332622), (21, 3094730), (30, 2166311), (31, 2096430), (35, 1856838), (42, 1547365), (62, 1048215), (67, 969990), (70, 928419), (93, 698810), (105, 618946), (134, 484995), (149, 436170), (155, 419286), (186, 349405), (201, 323330), (210, 309473), (217, 299490), (298, 218085), (310, 209643), (335, 193998), (402, 161665), (434, 149745), (447, 145390), (465, 139762), (469, 138570), (651, 99830), (670, 96999), (745, 87234), (894, 72695), (930, 69881), (938, 69285), (1005, 64666), (1043, 62310), (1085, 59898), (1302, 49915), (1407, 46190), (1490, 43617), (2010, 32333), (2077, 31290), (2086, 31155), (2170, 29949), (2235, 29078), (2345, 27714), (2814, 23095), (3129, 20770), (3255, 19966), (4154, 15645), (4470, 14539), (4619, 14070), (4690, 13857), (5215, 12462), (6231, 10430), (6258, 10385), (6510, 9983), (7035, 9238)]