68561640

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{3023}}^1$

素因数の和:3053

約数の個数: 160

約数和(自身を含む): 263450880

約数和(自身を除く): 194889240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1512, 1620, 1890, 2268, 2520, 2835, 3023, 3240, 3780, 4536, 5670, 6046, 7560, 9069, 11340, 12092, 15115, 18138, 21161, 22680, 24184, 27207, 30230, 36276, 42322, 45345, 54414, 60460, 63483, 72552, 81621, 84644, 90690, 105805, 108828, 120920, 126966, 136035, 163242, 169288, 181380, 190449, 211610, 217656, 244863, 253932, 272070, 317415, 326484, 362760, 380898, 408105, 423220, 489726, 507864, 544140, 571347, 634830, 652968, 761796, 816210, 846440, 952245, 979452, 1088280, 1142694, 1224315, 1269660, 1523592, 1632420, 1714041, 1904490, 1958904, 2285388, 2448630, 2539320, 2856735, 3264840, 3428082, 3808980, 4570776, 4897260, 5713470, 6856164, 7617960, 8570205, 9794520, 11426940, 13712328, 17140410, 22853880, 34280820, 68561640]

約数ペア:

[(1, 68561640), (2, 34280820), (3, 22853880), (4, 17140410), (5, 13712328), (6, 11426940), (7, 9794520), (8, 8570205), (9, 7617960), (10, 6856164), (12, 5713470), (14, 4897260), (15, 4570776), (18, 3808980), (20, 3428082), (21, 3264840), (24, 2856735), (27, 2539320), (28, 2448630), (30, 2285388), (35, 1958904), (36, 1904490), (40, 1714041), (42, 1632420), (45, 1523592), (54, 1269660), (56, 1224315), (60, 1142694), (63, 1088280), (70, 979452), (72, 952245), (81, 846440), (84, 816210), (90, 761796), (105, 652968), (108, 634830), (120, 571347), (126, 544140), (135, 507864), (140, 489726), (162, 423220), (168, 408105), (180, 380898), (189, 362760), (210, 326484), (216, 317415), (252, 272070), (270, 253932), (280, 244863), (315, 217656), (324, 211610), (360, 190449), (378, 181380), (405, 169288), (420, 163242), (504, 136035), (540, 126966), (567, 120920), (630, 108828), (648, 105805), (756, 90690), (810, 84644), (840, 81621), (945, 72552), (1080, 63483), (1134, 60460), (1260, 54414), (1512, 45345), (1620, 42322), (1890, 36276), (2268, 30230), (2520, 27207), (2835, 24184), (3023, 22680), (3240, 21161), (3780, 18138), (4536, 15115), (5670, 12092), (6046, 11340), (7560, 9069)]