15509920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:158

約数の個数: 96

約数和(自身を含む): 39191040

約数和(自身を除く): 23681120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 53, 59, 62, 80, 106, 118, 124, 155, 160, 212, 236, 248, 265, 295, 310, 424, 472, 496, 530, 590, 620, 848, 944, 992, 1060, 1180, 1240, 1643, 1696, 1829, 1888, 2120, 2360, 2480, 3127, 3286, 3658, 4240, 4720, 4960, 6254, 6572, 7316, 8215, 8480, 9145, 9440, 12508, 13144, 14632, 15635, 16430, 18290, 25016, 26288, 29264, 31270, 32860, 36580, 50032, 52576, 58528, 62540, 65720, 73160, 96937, 100064, 125080, 131440, 146320, 193874, 250160, 262880, 292640, 387748, 484685, 500320, 775496, 969370, 1550992, 1938740, 3101984, 3877480, 7754960, 15509920]

約数ペア:

[(1, 15509920), (2, 7754960), (4, 3877480), (5, 3101984), (8, 1938740), (10, 1550992), (16, 969370), (20, 775496), (31, 500320), (32, 484685), (40, 387748), (53, 292640), (59, 262880), (62, 250160), (80, 193874), (106, 146320), (118, 131440), (124, 125080), (155, 100064), (160, 96937), (212, 73160), (236, 65720), (248, 62540), (265, 58528), (295, 52576), (310, 50032), (424, 36580), (472, 32860), (496, 31270), (530, 29264), (590, 26288), (620, 25016), (848, 18290), (944, 16430), (992, 15635), (1060, 14632), (1180, 13144), (1240, 12508), (1643, 9440), (1696, 9145), (1829, 8480), (1888, 8215), (2120, 7316), (2360, 6572), (2480, 6254), (3127, 4960), (3286, 4720), (3658, 4240)]