420548364

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{2011}}^1$

素因数の和:2215

約数の個数: 72

約数和(自身を含む): 1099284368

約数和(自身を除く): 678736004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 157, 222, 314, 333, 444, 471, 628, 666, 942, 1332, 1413, 1884, 2011, 2826, 4022, 5652, 5809, 6033, 8044, 11618, 12066, 17427, 18099, 23236, 24132, 34854, 36198, 52281, 69708, 72396, 74407, 104562, 148814, 209124, 223221, 297628, 315727, 446442, 631454, 669663, 892884, 947181, 1262908, 1339326, 1894362, 2678652, 2841543, 3788724, 5683086, 11366172, 11681899, 23363798, 35045697, 46727596, 70091394, 105137091, 140182788, 210274182, 420548364]

約数ペア:

[(1, 420548364), (2, 210274182), (3, 140182788), (4, 105137091), (6, 70091394), (9, 46727596), (12, 35045697), (18, 23363798), (36, 11681899), (37, 11366172), (74, 5683086), (111, 3788724), (148, 2841543), (157, 2678652), (222, 1894362), (314, 1339326), (333, 1262908), (444, 947181), (471, 892884), (628, 669663), (666, 631454), (942, 446442), (1332, 315727), (1413, 297628), (1884, 223221), (2011, 209124), (2826, 148814), (4022, 104562), (5652, 74407), (5809, 72396), (6033, 69708), (8044, 52281), (11618, 36198), (12066, 34854), (17427, 24132), (18099, 23236)]