145380900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{647}}^1$

素因数の和:778

約数の個数: 144

約数和(自身を含む): 485968896

約数和(自身を除く): 340587996

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 107, 140, 150, 175, 210, 214, 300, 321, 350, 420, 428, 525, 535, 642, 647, 700, 749, 1050, 1070, 1284, 1294, 1498, 1605, 1941, 2100, 2140, 2247, 2588, 2675, 2996, 3210, 3235, 3745, 3882, 4494, 4529, 5350, 6420, 6470, 7490, 7764, 8025, 8988, 9058, 9705, 10700, 11235, 12940, 13587, 14980, 16050, 16175, 18116, 18725, 19410, 22470, 22645, 27174, 32100, 32350, 37450, 38820, 44940, 45290, 48525, 54348, 56175, 64700, 67935, 69229, 74900, 90580, 97050, 112350, 113225, 135870, 138458, 194100, 207687, 224700, 226450, 271740, 276916, 339675, 346145, 415374, 452900, 484603, 679350, 692290, 830748, 969206, 1038435, 1358700, 1384580, 1453809, 1730725, 1938412, 2076870, 2423015, 2907618, 3461450, 4153740, 4846030, 5192175, 5815236, 6922900, 7269045, 9692060, 10384350, 12115075, 14538090, 20768700, 24230150, 29076180, 36345225, 48460300, 72690450, 145380900]

約数ペア:

[(1, 145380900), (2, 72690450), (3, 48460300), (4, 36345225), (5, 29076180), (6, 24230150), (7, 20768700), (10, 14538090), (12, 12115075), (14, 10384350), (15, 9692060), (20, 7269045), (21, 6922900), (25, 5815236), (28, 5192175), (30, 4846030), (35, 4153740), (42, 3461450), (50, 2907618), (60, 2423015), (70, 2076870), (75, 1938412), (84, 1730725), (100, 1453809), (105, 1384580), (107, 1358700), (140, 1038435), (150, 969206), (175, 830748), (210, 692290), (214, 679350), (300, 484603), (321, 452900), (350, 415374), (420, 346145), (428, 339675), (525, 276916), (535, 271740), (642, 226450), (647, 224700), (700, 207687), (749, 194100), (1050, 138458), (1070, 135870), (1284, 113225), (1294, 112350), (1498, 97050), (1605, 90580), (1941, 74900), (2100, 69229), (2140, 67935), (2247, 64700), (2588, 56175), (2675, 54348), (2996, 48525), (3210, 45290), (3235, 44940), (3745, 38820), (3882, 37450), (4494, 32350), (4529, 32100), (5350, 27174), (6420, 22645), (6470, 22470), (7490, 19410), (7764, 18725), (8025, 18116), (8988, 16175), (9058, 16050), (9705, 14980), (10700, 13587), (11235, 12940)]