289048900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:354

約数の個数: 144

約数和(自身を含む): 765506560

約数和(自身を除く): 476457660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 103, 133, 140, 175, 190, 206, 211, 266, 350, 380, 412, 422, 475, 515, 532, 665, 700, 721, 844, 950, 1030, 1055, 1330, 1442, 1477, 1900, 1957, 2060, 2110, 2575, 2660, 2884, 2954, 3325, 3605, 3914, 4009, 4220, 5150, 5275, 5908, 6650, 7210, 7385, 7828, 8018, 9785, 10300, 10550, 13300, 13699, 14420, 14770, 16036, 18025, 19570, 20045, 21100, 21733, 27398, 28063, 29540, 36050, 36925, 39140, 40090, 43466, 48925, 54796, 56126, 68495, 72100, 73850, 80180, 86932, 97850, 100225, 108665, 112252, 136990, 140315, 147700, 152131, 195700, 200450, 217330, 273980, 280630, 304262, 342475, 400900, 412927, 434660, 543325, 561260, 608524, 684950, 701575, 760655, 825854, 1086650, 1369900, 1403150, 1521310, 1651708, 2064635, 2173300, 2806300, 2890489, 3042620, 3803275, 4129270, 5780978, 7606550, 8258540, 10323175, 11561956, 14452445, 15213100, 20646350, 28904890, 41292700, 57809780, 72262225, 144524450, 289048900]

約数ペア:

[(1, 289048900), (2, 144524450), (4, 72262225), (5, 57809780), (7, 41292700), (10, 28904890), (14, 20646350), (19, 15213100), (20, 14452445), (25, 11561956), (28, 10323175), (35, 8258540), (38, 7606550), (50, 5780978), (70, 4129270), (76, 3803275), (95, 3042620), (100, 2890489), (103, 2806300), (133, 2173300), (140, 2064635), (175, 1651708), (190, 1521310), (206, 1403150), (211, 1369900), (266, 1086650), (350, 825854), (380, 760655), (412, 701575), (422, 684950), (475, 608524), (515, 561260), (532, 543325), (665, 434660), (700, 412927), (721, 400900), (844, 342475), (950, 304262), (1030, 280630), (1055, 273980), (1330, 217330), (1442, 200450), (1477, 195700), (1900, 152131), (1957, 147700), (2060, 140315), (2110, 136990), (2575, 112252), (2660, 108665), (2884, 100225), (2954, 97850), (3325, 86932), (3605, 80180), (3914, 73850), (4009, 72100), (4220, 68495), (5150, 56126), (5275, 54796), (5908, 48925), (6650, 43466), (7210, 40090), (7385, 39140), (7828, 36925), (8018, 36050), (9785, 29540), (10300, 28063), (10550, 27398), (13300, 21733), (13699, 21100), (14420, 20045), (14770, 19570), (16036, 18025)]