290521140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4093}}^1$

素因数の和:4138

約数の個数: 144

約数和(自身を含む): 1006927488

約数和(自身を除く): 716406348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 169, 182, 195, 210, 260, 273, 338, 364, 390, 420, 455, 507, 546, 676, 780, 845, 910, 1014, 1092, 1183, 1365, 1690, 1820, 2028, 2366, 2535, 2730, 3380, 3549, 4093, 4732, 5070, 5460, 5915, 7098, 8186, 10140, 11830, 12279, 14196, 16372, 17745, 20465, 23660, 24558, 28651, 35490, 40930, 49116, 53209, 57302, 61395, 70980, 81860, 85953, 106418, 114604, 122790, 143255, 159627, 171906, 212836, 245580, 266045, 286510, 319254, 343812, 372463, 429765, 532090, 573020, 638508, 691717, 744926, 798135, 859530, 1064180, 1117389, 1383434, 1489852, 1596270, 1719060, 1862315, 2075151, 2234778, 2766868, 3192540, 3458585, 3724630, 4150302, 4469556, 4842019, 5586945, 6917170, 7449260, 8300604, 9684038, 10375755, 11173890, 13834340, 14526057, 19368076, 20751510, 22347780, 24210095, 29052114, 41503020, 48420190, 58104228, 72630285, 96840380, 145260570, 290521140]

約数ペア:

[(1, 290521140), (2, 145260570), (3, 96840380), (4, 72630285), (5, 58104228), (6, 48420190), (7, 41503020), (10, 29052114), (12, 24210095), (13, 22347780), (14, 20751510), (15, 19368076), (20, 14526057), (21, 13834340), (26, 11173890), (28, 10375755), (30, 9684038), (35, 8300604), (39, 7449260), (42, 6917170), (52, 5586945), (60, 4842019), (65, 4469556), (70, 4150302), (78, 3724630), (84, 3458585), (91, 3192540), (105, 2766868), (130, 2234778), (140, 2075151), (156, 1862315), (169, 1719060), (182, 1596270), (195, 1489852), (210, 1383434), (260, 1117389), (273, 1064180), (338, 859530), (364, 798135), (390, 744926), (420, 691717), (455, 638508), (507, 573020), (546, 532090), (676, 429765), (780, 372463), (845, 343812), (910, 319254), (1014, 286510), (1092, 266045), (1183, 245580), (1365, 212836), (1690, 171906), (1820, 159627), (2028, 143255), (2366, 122790), (2535, 114604), (2730, 106418), (3380, 85953), (3549, 81860), (4093, 70980), (4732, 61395), (5070, 57302), (5460, 53209), (5915, 49116), (7098, 40930), (8186, 35490), (10140, 28651), (11830, 24558), (12279, 23660), (14196, 20465), (16372, 17745)]