177213420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{109391}}^1$

素因数の和:109412

約数の個数: 60

約数和(自身を含む): 555930144

約数和(自身を除く): 378716724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 109391, 218782, 328173, 437564, 546955, 656346, 984519, 1093910, 1312692, 1640865, 1969038, 2187820, 2953557, 3281730, 3938076, 4922595, 5907114, 6563460, 8860671, 9845190, 11814228, 14767785, 17721342, 19690380, 29535570, 35442684, 44303355, 59071140, 88606710, 177213420]

約数ペア:

[(1, 177213420), (2, 88606710), (3, 59071140), (4, 44303355), (5, 35442684), (6, 29535570), (9, 19690380), (10, 17721342), (12, 14767785), (15, 11814228), (18, 9845190), (20, 8860671), (27, 6563460), (30, 5907114), (36, 4922595), (45, 3938076), (54, 3281730), (60, 2953557), (81, 2187820), (90, 1969038), (108, 1640865), (135, 1312692), (162, 1093910), (180, 984519), (270, 656346), (324, 546955), (405, 437564), (540, 328173), (810, 218782), (1620, 109391)]