64746240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1297}}^1$

素因数の和:1334

約数の個数: 144

約数和(自身を含む): 222861408

約数和(自身を除く): 158115168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1297, 1560, 1664, 1920, 2080, 2496, 2594, 3120, 3328, 3840, 3891, 4160, 4992, 5188, 6240, 6485, 7782, 8320, 9984, 10376, 12480, 12970, 15564, 16640, 16861, 19455, 20752, 24960, 25940, 31128, 33722, 38910, 41504, 49920, 50583, 51880, 62256, 67444, 77820, 83008, 84305, 101166, 103760, 124512, 134888, 155640, 166016, 168610, 202332, 207520, 249024, 252915, 269776, 311280, 332032, 337220, 404664, 415040, 498048, 505830, 539552, 622560, 674440, 809328, 830080, 996096, 1011660, 1079104, 1245120, 1348880, 1618656, 1660160, 2023320, 2158208, 2490240, 2697760, 3237312, 4046640, 4316416, 4980480, 5395520, 6474624, 8093280, 10791040, 12949248, 16186560, 21582080, 32373120, 64746240]

約数ペア:

[(1, 64746240), (2, 32373120), (3, 21582080), (4, 16186560), (5, 12949248), (6, 10791040), (8, 8093280), (10, 6474624), (12, 5395520), (13, 4980480), (15, 4316416), (16, 4046640), (20, 3237312), (24, 2697760), (26, 2490240), (30, 2158208), (32, 2023320), (39, 1660160), (40, 1618656), (48, 1348880), (52, 1245120), (60, 1079104), (64, 1011660), (65, 996096), (78, 830080), (80, 809328), (96, 674440), (104, 622560), (120, 539552), (128, 505830), (130, 498048), (156, 415040), (160, 404664), (192, 337220), (195, 332032), (208, 311280), (240, 269776), (256, 252915), (260, 249024), (312, 207520), (320, 202332), (384, 168610), (390, 166016), (416, 155640), (480, 134888), (520, 124512), (624, 103760), (640, 101166), (768, 84305), (780, 83008), (832, 77820), (960, 67444), (1040, 62256), (1248, 51880), (1280, 50583), (1297, 49920), (1560, 41504), (1664, 38910), (1920, 33722), (2080, 31128), (2496, 25940), (2594, 24960), (3120, 20752), (3328, 19455), (3840, 16861), (3891, 16640), (4160, 15564), (4992, 12970), (5188, 12480), (6240, 10376), (6485, 9984), (7782, 8320)]