289403100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:745

約数の個数: 216

約数和(自身を含む): 1052932608

約数和(自身を除く): 763529508

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 71, 75, 84, 90, 100, 105, 126, 140, 142, 150, 175, 180, 210, 213, 225, 252, 284, 300, 315, 350, 355, 420, 426, 450, 497, 525, 630, 639, 647, 700, 710, 852, 900, 994, 1050, 1065, 1260, 1278, 1294, 1420, 1491, 1575, 1775, 1941, 1988, 2100, 2130, 2485, 2556, 2588, 2982, 3150, 3195, 3235, 3550, 3882, 4260, 4473, 4529, 4970, 5325, 5823, 5964, 6300, 6390, 6470, 7100, 7455, 7764, 8946, 9058, 9705, 9940, 10650, 11646, 12425, 12780, 12940, 13587, 14910, 15975, 16175, 17892, 18116, 19410, 21300, 22365, 22645, 23292, 24850, 27174, 29115, 29820, 31950, 32350, 37275, 38820, 40761, 44730, 45290, 45937, 48525, 49700, 54348, 58230, 63900, 64700, 67935, 74550, 81522, 89460, 90580, 91874, 97050, 111825, 113225, 116460, 135870, 137811, 145575, 149100, 163044, 183748, 194100, 203805, 223650, 226450, 229685, 271740, 275622, 291150, 321559, 339675, 407610, 413433, 447300, 452900, 459370, 551244, 582300, 643118, 679350, 689055, 815220, 826866, 918740, 964677, 1019025, 1148425, 1286236, 1358700, 1378110, 1607795, 1653732, 1929354, 2038050, 2067165, 2296850, 2756220, 2894031, 3215590, 3445275, 3858708, 4076100, 4134330, 4593700, 4823385, 5788062, 6431180, 6890550, 8038975, 8268660, 9646770, 10335825, 11576124, 13781100, 14470155, 16077950, 19293540, 20671650, 24116925, 28940310, 32155900, 41343300, 48233850, 57880620, 72350775, 96467700, 144701550, 289403100]

約数ペア:

[(1, 289403100), (2, 144701550), (3, 96467700), (4, 72350775), (5, 57880620), (6, 48233850), (7, 41343300), (9, 32155900), (10, 28940310), (12, 24116925), (14, 20671650), (15, 19293540), (18, 16077950), (20, 14470155), (21, 13781100), (25, 11576124), (28, 10335825), (30, 9646770), (35, 8268660), (36, 8038975), (42, 6890550), (45, 6431180), (50, 5788062), (60, 4823385), (63, 4593700), (70, 4134330), (71, 4076100), (75, 3858708), (84, 3445275), (90, 3215590), (100, 2894031), (105, 2756220), (126, 2296850), (140, 2067165), (142, 2038050), (150, 1929354), (175, 1653732), (180, 1607795), (210, 1378110), (213, 1358700), (225, 1286236), (252, 1148425), (284, 1019025), (300, 964677), (315, 918740), (350, 826866), (355, 815220), (420, 689055), (426, 679350), (450, 643118), (497, 582300), (525, 551244), (630, 459370), (639, 452900), (647, 447300), (700, 413433), (710, 407610), (852, 339675), (900, 321559), (994, 291150), (1050, 275622), (1065, 271740), (1260, 229685), (1278, 226450), (1294, 223650), (1420, 203805), (1491, 194100), (1575, 183748), (1775, 163044), (1941, 149100), (1988, 145575), (2100, 137811), (2130, 135870), (2485, 116460), (2556, 113225), (2588, 111825), (2982, 97050), (3150, 91874), (3195, 90580), (3235, 89460), (3550, 81522), (3882, 74550), (4260, 67935), (4473, 64700), (4529, 63900), (4970, 58230), (5325, 54348), (5823, 49700), (5964, 48525), (6300, 45937), (6390, 45290), (6470, 44730), (7100, 40761), (7455, 38820), (7764, 37275), (8946, 32350), (9058, 31950), (9705, 29820), (9940, 29115), (10650, 27174), (11646, 24850), (12425, 23292), (12780, 22645), (12940, 22365), (13587, 21300), (14910, 19410), (15975, 18116), (16175, 17892)]