198944100

素因数分解:

$2^2\times 3^6\times 5^2\times {\mathrm{2729}}^1$

素因数の和:2761

約数の個数: 126

約数和(自身を含む): 647504130

約数和(自身を除く): 448560030

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 405, 450, 486, 540, 675, 729, 810, 900, 972, 1215, 1350, 1458, 1620, 2025, 2430, 2700, 2729, 2916, 3645, 4050, 4860, 5458, 6075, 7290, 8100, 8187, 10916, 12150, 13645, 14580, 16374, 18225, 24300, 24561, 27290, 32748, 36450, 40935, 49122, 54580, 68225, 72900, 73683, 81870, 98244, 122805, 136450, 147366, 163740, 204675, 221049, 245610, 272900, 294732, 368415, 409350, 442098, 491220, 614025, 663147, 736830, 818700, 884196, 1105245, 1228050, 1326294, 1473660, 1842075, 1989441, 2210490, 2456100, 2652588, 3315735, 3684150, 3978882, 4420980, 5526225, 6631470, 7368300, 7957764, 9947205, 11052450, 13262940, 16578675, 19894410, 22104900, 33157350, 39788820, 49736025, 66314700, 99472050, 198944100]

約数ペア:

[(1, 198944100), (2, 99472050), (3, 66314700), (4, 49736025), (5, 39788820), (6, 33157350), (9, 22104900), (10, 19894410), (12, 16578675), (15, 13262940), (18, 11052450), (20, 9947205), (25, 7957764), (27, 7368300), (30, 6631470), (36, 5526225), (45, 4420980), (50, 3978882), (54, 3684150), (60, 3315735), (75, 2652588), (81, 2456100), (90, 2210490), (100, 1989441), (108, 1842075), (135, 1473660), (150, 1326294), (162, 1228050), (180, 1105245), (225, 884196), (243, 818700), (270, 736830), (300, 663147), (324, 614025), (405, 491220), (450, 442098), (486, 409350), (540, 368415), (675, 294732), (729, 272900), (810, 245610), (900, 221049), (972, 204675), (1215, 163740), (1350, 147366), (1458, 136450), (1620, 122805), (2025, 98244), (2430, 81870), (2700, 73683), (2729, 72900), (2916, 68225), (3645, 54580), (4050, 49122), (4860, 40935), (5458, 36450), (6075, 32748), (7290, 27290), (8100, 24561), (8187, 24300), (10916, 18225), (12150, 16374), (13645, 14580)]