31459440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6899}}^1$

素因数の和:6934

約数の個数: 80

約数和(自身を含む): 102672000

約数和(自身を除く): 71212560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 6899, 13798, 20697, 27596, 34495, 41394, 55192, 68990, 82788, 103485, 110384, 131081, 137980, 165576, 206970, 262162, 275960, 331152, 393243, 413940, 524324, 551920, 655405, 786486, 827880, 1048648, 1310810, 1572972, 1655760, 1966215, 2097296, 2621620, 3145944, 3932430, 5243240, 6291888, 7864860, 10486480, 15729720, 31459440]

約数ペア:

[(1, 31459440), (2, 15729720), (3, 10486480), (4, 7864860), (5, 6291888), (6, 5243240), (8, 3932430), (10, 3145944), (12, 2621620), (15, 2097296), (16, 1966215), (19, 1655760), (20, 1572972), (24, 1310810), (30, 1048648), (38, 827880), (40, 786486), (48, 655405), (57, 551920), (60, 524324), (76, 413940), (80, 393243), (95, 331152), (114, 275960), (120, 262162), (152, 206970), (190, 165576), (228, 137980), (240, 131081), (285, 110384), (304, 103485), (380, 82788), (456, 68990), (570, 55192), (760, 41394), (912, 34495), (1140, 27596), (1520, 20697), (2280, 13798), (4560, 6899)]