61351680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1229}}^1$

素因数の和:1266

約数の個数: 144

約数和(自身を含む): 211186080

約数和(自身を除く): 149834400

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, 1229, 1248, 1280, 1560, 1664, 1920, 2080, 2458, 2496, 3120, 3328, 3687, 3840, 4160, 4916, 4992, 6145, 6240, 7374, 8320, 9832, 9984, 12290, 12480, 14748, 15977, 16640, 18435, 19664, 24580, 24960, 29496, 31954, 36870, 39328, 47931, 49160, 49920, 58992, 63908, 73740, 78656, 79885, 95862, 98320, 117984, 127816, 147480, 157312, 159770, 191724, 196640, 235968, 239655, 255632, 294960, 314624, 319540, 383448, 393280, 471936, 479310, 511264, 589920, 639080, 766896, 786560, 943872, 958620, 1022528, 1179840, 1278160, 1533792, 1573120, 1917240, 2045056, 2359680, 2556320, 3067584, 3834480, 4090112, 4719360, 5112640, 6135168, 7668960, 10225280, 12270336, 15337920, 20450560, 30675840, 61351680]

約数ペア:

[(1, 61351680), (2, 30675840), (3, 20450560), (4, 15337920), (5, 12270336), (6, 10225280), (8, 7668960), (10, 6135168), (12, 5112640), (13, 4719360), (15, 4090112), (16, 3834480), (20, 3067584), (24, 2556320), (26, 2359680), (30, 2045056), (32, 1917240), (39, 1573120), (40, 1533792), (48, 1278160), (52, 1179840), (60, 1022528), (64, 958620), (65, 943872), (78, 786560), (80, 766896), (96, 639080), (104, 589920), (120, 511264), (128, 479310), (130, 471936), (156, 393280), (160, 383448), (192, 319540), (195, 314624), (208, 294960), (240, 255632), (256, 239655), (260, 235968), (312, 196640), (320, 191724), (384, 159770), (390, 157312), (416, 147480), (480, 127816), (520, 117984), (624, 98320), (640, 95862), (768, 79885), (780, 78656), (832, 73740), (960, 63908), (1040, 58992), (1229, 49920), (1248, 49160), (1280, 47931), (1560, 39328), (1664, 36870), (1920, 31954), (2080, 29496), (2458, 24960), (2496, 24580), (3120, 19664), (3328, 18435), (3687, 16640), (3840, 15977), (4160, 14748), (4916, 12480), (4992, 12290), (6145, 9984), (6240, 9832), (7374, 8320)]