15729720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6899}}^1$

素因数の和:6932

約数の個数: 64

約数和(自身を含む): 49680000

約数和(自身を除く): 33950280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 6899, 13798, 20697, 27596, 34495, 41394, 55192, 68990, 82788, 103485, 131081, 137980, 165576, 206970, 262162, 275960, 393243, 413940, 524324, 655405, 786486, 827880, 1048648, 1310810, 1572972, 1966215, 2621620, 3145944, 3932430, 5243240, 7864860, 15729720]

約数ペア:

[(1, 15729720), (2, 7864860), (3, 5243240), (4, 3932430), (5, 3145944), (6, 2621620), (8, 1966215), (10, 1572972), (12, 1310810), (15, 1048648), (19, 827880), (20, 786486), (24, 655405), (30, 524324), (38, 413940), (40, 393243), (57, 275960), (60, 262162), (76, 206970), (95, 165576), (114, 137980), (120, 131081), (152, 103485), (190, 82788), (228, 68990), (285, 55192), (380, 41394), (456, 34495), (570, 27596), (760, 20697), (1140, 13798), (2280, 6899)]