205684920

素因数分解:

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

素因数の和:3056

約数の個数: 192

約数和(自身を含む): 792529920

約数和(自身を除く): 586845000

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, 243, 252, 270, 280, 315, 324, 360, 378, 405, 420, 486, 504, 540, 567, 630, 648, 756, 810, 840, 945, 972, 1080, 1134, 1215, 1260, 1512, 1620, 1701, 1890, 1944, 2268, 2430, 2520, 2835, 3023, 3240, 3402, 3780, 4536, 4860, 5670, 6046, 6804, 7560, 8505, 9069, 9720, 11340, 12092, 13608, 15115, 17010, 18138, 21161, 22680, 24184, 27207, 30230, 34020, 36276, 42322, 45345, 54414, 60460, 63483, 68040, 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, 734589, 761796, 816210, 846440, 952245, 979452, 1088280, 1142694, 1224315, 1269660, 1469178, 1523592, 1632420, 1714041, 1904490, 1958904, 2285388, 2448630, 2539320, 2856735, 2938356, 3264840, 3428082, 3672945, 3808980, 4570776, 4897260, 5142123, 5713470, 5876712, 6856164, 7345890, 7617960, 8570205, 9794520, 10284246, 11426940, 13712328, 14691780, 17140410, 20568492, 22853880, 25710615, 29383560, 34280820, 41136984, 51421230, 68561640, 102842460, 205684920]

約数ペア:

[(1, 205684920), (2, 102842460), (3, 68561640), (4, 51421230), (5, 41136984), (6, 34280820), (7, 29383560), (8, 25710615), (9, 22853880), (10, 20568492), (12, 17140410), (14, 14691780), (15, 13712328), (18, 11426940), (20, 10284246), (21, 9794520), (24, 8570205), (27, 7617960), (28, 7345890), (30, 6856164), (35, 5876712), (36, 5713470), (40, 5142123), (42, 4897260), (45, 4570776), (54, 3808980), (56, 3672945), (60, 3428082), (63, 3264840), (70, 2938356), (72, 2856735), (81, 2539320), (84, 2448630), (90, 2285388), (105, 1958904), (108, 1904490), (120, 1714041), (126, 1632420), (135, 1523592), (140, 1469178), (162, 1269660), (168, 1224315), (180, 1142694), (189, 1088280), (210, 979452), (216, 952245), (243, 846440), (252, 816210), (270, 761796), (280, 734589), (315, 652968), (324, 634830), (360, 571347), (378, 544140), (405, 507864), (420, 489726), (486, 423220), (504, 408105), (540, 380898), (567, 362760), (630, 326484), (648, 317415), (756, 272070), (810, 253932), (840, 244863), (945, 217656), (972, 211610), (1080, 190449), (1134, 181380), (1215, 169288), (1260, 163242), (1512, 136035), (1620, 126966), (1701, 120920), (1890, 108828), (1944, 105805), (2268, 90690), (2430, 84644), (2520, 81621), (2835, 72552), (3023, 68040), (3240, 63483), (3402, 60460), (3780, 54414), (4536, 45345), (4860, 42322), (5670, 36276), (6046, 34020), (6804, 30230), (7560, 27207), (8505, 24184), (9069, 22680), (9720, 21161), (11340, 18138), (12092, 17010), (13608, 15115)]