66368640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2659}}^1$

素因数の和:2694

約数の個数: 128

約数和(自身を含む): 227908800

約数和(自身を除く): 161540160

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, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 2659, 3120, 4160, 4992, 5318, 6240, 7977, 8320, 10636, 12480, 13295, 15954, 21272, 24960, 26590, 31908, 34567, 39885, 42544, 53180, 63816, 69134, 79770, 85088, 103701, 106360, 127632, 138268, 159540, 170176, 172835, 207402, 212720, 255264, 276536, 319080, 340352, 345670, 414804, 425440, 510528, 518505, 553072, 638160, 691340, 829608, 850880, 1021056, 1037010, 1106144, 1276320, 1382680, 1659216, 1701760, 2074020, 2212288, 2552640, 2765360, 3318432, 4148040, 4424576, 5105280, 5530720, 6636864, 8296080, 11061440, 13273728, 16592160, 22122880, 33184320, 66368640]

約数ペア:

[(1, 66368640), (2, 33184320), (3, 22122880), (4, 16592160), (5, 13273728), (6, 11061440), (8, 8296080), (10, 6636864), (12, 5530720), (13, 5105280), (15, 4424576), (16, 4148040), (20, 3318432), (24, 2765360), (26, 2552640), (30, 2212288), (32, 2074020), (39, 1701760), (40, 1659216), (48, 1382680), (52, 1276320), (60, 1106144), (64, 1037010), (65, 1021056), (78, 850880), (80, 829608), (96, 691340), (104, 638160), (120, 553072), (128, 518505), (130, 510528), (156, 425440), (160, 414804), (192, 345670), (195, 340352), (208, 319080), (240, 276536), (260, 255264), (312, 212720), (320, 207402), (384, 172835), (390, 170176), (416, 159540), (480, 138268), (520, 127632), (624, 106360), (640, 103701), (780, 85088), (832, 79770), (960, 69134), (1040, 63816), (1248, 53180), (1560, 42544), (1664, 39885), (1920, 34567), (2080, 31908), (2496, 26590), (2659, 24960), (3120, 21272), (4160, 15954), (4992, 13295), (5318, 12480), (6240, 10636), (7977, 8320)]