15403640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 41860800

約数和(自身を除く): 26457160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 49, 56, 58, 70, 98, 116, 140, 145, 196, 203, 232, 245, 271, 280, 290, 392, 406, 490, 542, 580, 812, 980, 1015, 1084, 1160, 1355, 1421, 1624, 1897, 1960, 2030, 2168, 2710, 2842, 3794, 4060, 5420, 5684, 7105, 7588, 7859, 8120, 9485, 10840, 11368, 13279, 14210, 15176, 15718, 18970, 26558, 28420, 31436, 37940, 39295, 53116, 55013, 56840, 62872, 66395, 75880, 78590, 106232, 110026, 132790, 157180, 220052, 265580, 275065, 314360, 385091, 440104, 531160, 550130, 770182, 1100260, 1540364, 1925455, 2200520, 3080728, 3850910, 7701820, 15403640]

約数ペア:

[(1, 15403640), (2, 7701820), (4, 3850910), (5, 3080728), (7, 2200520), (8, 1925455), (10, 1540364), (14, 1100260), (20, 770182), (28, 550130), (29, 531160), (35, 440104), (40, 385091), (49, 314360), (56, 275065), (58, 265580), (70, 220052), (98, 157180), (116, 132790), (140, 110026), (145, 106232), (196, 78590), (203, 75880), (232, 66395), (245, 62872), (271, 56840), (280, 55013), (290, 53116), (392, 39295), (406, 37940), (490, 31436), (542, 28420), (580, 26558), (812, 18970), (980, 15718), (1015, 15176), (1084, 14210), (1160, 13279), (1355, 11368), (1421, 10840), (1624, 9485), (1897, 8120), (1960, 7859), (2030, 7588), (2168, 7105), (2710, 5684), (2842, 5420), (3794, 4060)]