17808700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 50552320

約数和(自身を除く): 32743620

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 25, 26, 28, 35, 38, 50, 52, 65, 70, 76, 91, 95, 100, 103, 130, 133, 140, 175, 182, 190, 206, 247, 260, 266, 325, 350, 364, 380, 412, 455, 475, 494, 515, 532, 650, 665, 700, 721, 910, 950, 988, 1030, 1235, 1300, 1330, 1339, 1442, 1729, 1820, 1900, 1957, 2060, 2275, 2470, 2575, 2660, 2678, 2884, 3325, 3458, 3605, 3914, 4550, 4940, 5150, 5356, 6175, 6650, 6695, 6916, 7210, 7828, 8645, 9100, 9373, 9785, 10300, 12350, 13300, 13390, 13699, 14420, 17290, 18025, 18746, 19570, 24700, 25441, 26780, 27398, 33475, 34580, 36050, 37492, 39140, 43225, 46865, 48925, 50882, 54796, 66950, 68495, 72100, 86450, 93730, 97850, 101764, 127205, 133900, 136990, 172900, 178087, 187460, 195700, 234325, 254410, 273980, 342475, 356174, 468650, 508820, 636025, 684950, 712348, 890435, 937300, 1272050, 1369900, 1780870, 2544100, 3561740, 4452175, 8904350, 17808700]

約数ペア:

[(1, 17808700), (2, 8904350), (4, 4452175), (5, 3561740), (7, 2544100), (10, 1780870), (13, 1369900), (14, 1272050), (19, 937300), (20, 890435), (25, 712348), (26, 684950), (28, 636025), (35, 508820), (38, 468650), (50, 356174), (52, 342475), (65, 273980), (70, 254410), (76, 234325), (91, 195700), (95, 187460), (100, 178087), (103, 172900), (130, 136990), (133, 133900), (140, 127205), (175, 101764), (182, 97850), (190, 93730), (206, 86450), (247, 72100), (260, 68495), (266, 66950), (325, 54796), (350, 50882), (364, 48925), (380, 46865), (412, 43225), (455, 39140), (475, 37492), (494, 36050), (515, 34580), (532, 33475), (650, 27398), (665, 26780), (700, 25441), (721, 24700), (910, 19570), (950, 18746), (988, 18025), (1030, 17290), (1235, 14420), (1300, 13699), (1330, 13390), (1339, 13300), (1442, 12350), (1729, 10300), (1820, 9785), (1900, 9373), (1957, 9100), (2060, 8645), (2275, 7828), (2470, 7210), (2575, 6916), (2660, 6695), (2678, 6650), (2884, 6175), (3325, 5356), (3458, 5150), (3605, 4940), (3914, 4550)]