15204280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4177}}^1$

素因数の和:4208

約数の個数: 64

約数和(自身を含む): 42114240

約数和(自身を除く): 26909960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 4177, 8354, 16708, 20885, 29239, 33416, 41770, 54301, 58478, 83540, 108602, 116956, 146195, 167080, 217204, 233912, 271505, 292390, 380107, 434408, 543010, 584780, 760214, 1086020, 1169560, 1520428, 1900535, 2172040, 3040856, 3801070, 7602140, 15204280]

約数ペア:

[(1, 15204280), (2, 7602140), (4, 3801070), (5, 3040856), (7, 2172040), (8, 1900535), (10, 1520428), (13, 1169560), (14, 1086020), (20, 760214), (26, 584780), (28, 543010), (35, 434408), (40, 380107), (52, 292390), (56, 271505), (65, 233912), (70, 217204), (91, 167080), (104, 146195), (130, 116956), (140, 108602), (182, 83540), (260, 58478), (280, 54301), (364, 41770), (455, 33416), (520, 29239), (728, 20885), (910, 16708), (1820, 8354), (3640, 4177)]