66484560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{7487}}^1$

素因数の和:7540

約数の個数: 80

約数和(自身を含む): 211700736

約数和(自身を除く): 145216176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 7487, 8880, 14974, 22461, 29948, 37435, 44922, 59896, 74870, 89844, 112305, 119792, 149740, 179688, 224610, 277019, 299480, 359376, 449220, 554038, 598960, 831057, 898440, 1108076, 1385095, 1662114, 1796880, 2216152, 2770190, 3324228, 4155285, 4432304, 5540380, 6648456, 8310570, 11080760, 13296912, 16621140, 22161520, 33242280, 66484560]

約数ペア:

[(1, 66484560), (2, 33242280), (3, 22161520), (4, 16621140), (5, 13296912), (6, 11080760), (8, 8310570), (10, 6648456), (12, 5540380), (15, 4432304), (16, 4155285), (20, 3324228), (24, 2770190), (30, 2216152), (37, 1796880), (40, 1662114), (48, 1385095), (60, 1108076), (74, 898440), (80, 831057), (111, 598960), (120, 554038), (148, 449220), (185, 359376), (222, 299480), (240, 277019), (296, 224610), (370, 179688), (444, 149740), (555, 119792), (592, 112305), (740, 89844), (888, 74870), (1110, 59896), (1480, 44922), (1776, 37435), (2220, 29948), (2960, 22461), (4440, 14974), (7487, 8880)]