72895920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8209}}^1$

素因数の和:8262

約数の個数: 80

約数和(自身を含む): 232113120

約数和(自身を除く): 159217200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8209, 8880, 16418, 24627, 32836, 41045, 49254, 65672, 82090, 98508, 123135, 131344, 164180, 197016, 246270, 303733, 328360, 394032, 492540, 607466, 656720, 911199, 985080, 1214932, 1518665, 1822398, 1970160, 2429864, 3037330, 3644796, 4555995, 4859728, 6074660, 7289592, 9111990, 12149320, 14579184, 18223980, 24298640, 36447960, 72895920]

約数ペア:

[(1, 72895920), (2, 36447960), (3, 24298640), (4, 18223980), (5, 14579184), (6, 12149320), (8, 9111990), (10, 7289592), (12, 6074660), (15, 4859728), (16, 4555995), (20, 3644796), (24, 3037330), (30, 2429864), (37, 1970160), (40, 1822398), (48, 1518665), (60, 1214932), (74, 985080), (80, 911199), (111, 656720), (120, 607466), (148, 492540), (185, 394032), (222, 328360), (240, 303733), (296, 246270), (370, 197016), (444, 164180), (555, 131344), (592, 123135), (740, 98508), (888, 82090), (1110, 65672), (1480, 49254), (1776, 41045), (2220, 32836), (2960, 24627), (4440, 16418), (8209, 8880)]