181132020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{27197}}^1$

素因数の和:27249

約数の個数: 72

約数和(自身を含む): 564304104

約数和(自身を除く): 383172084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 27197, 54394, 81591, 108788, 135985, 163182, 244773, 271970, 326364, 407955, 489546, 543940, 815910, 979092, 1006289, 1223865, 1631820, 2012578, 2447730, 3018867, 4025156, 4895460, 5031445, 6037734, 9056601, 10062890, 12075468, 15094335, 18113202, 20125780, 30188670, 36226404, 45283005, 60377340, 90566010, 181132020]

約数ペア:

[(1, 181132020), (2, 90566010), (3, 60377340), (4, 45283005), (5, 36226404), (6, 30188670), (9, 20125780), (10, 18113202), (12, 15094335), (15, 12075468), (18, 10062890), (20, 9056601), (30, 6037734), (36, 5031445), (37, 4895460), (45, 4025156), (60, 3018867), (74, 2447730), (90, 2012578), (111, 1631820), (148, 1223865), (180, 1006289), (185, 979092), (222, 815910), (333, 543940), (370, 489546), (444, 407955), (555, 326364), (666, 271970), (740, 244773), (1110, 163182), (1332, 135985), (1665, 108788), (2220, 81591), (3330, 54394), (6660, 27197)]