142504020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{21397}}^1$

素因数の和:21449

約数の個数: 72

約数和(自身を含む): 443965704

約数和(自身を除く): 301461684

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, 21397, 42794, 64191, 85588, 106985, 128382, 192573, 213970, 256764, 320955, 385146, 427940, 641910, 770292, 791689, 962865, 1283820, 1583378, 1925730, 2375067, 3166756, 3851460, 3958445, 4750134, 7125201, 7916890, 9500268, 11875335, 14250402, 15833780, 23750670, 28500804, 35626005, 47501340, 71252010, 142504020]

約数ペア:

[(1, 142504020), (2, 71252010), (3, 47501340), (4, 35626005), (5, 28500804), (6, 23750670), (9, 15833780), (10, 14250402), (12, 11875335), (15, 9500268), (18, 7916890), (20, 7125201), (30, 4750134), (36, 3958445), (37, 3851460), (45, 3166756), (60, 2375067), (74, 1925730), (90, 1583378), (111, 1283820), (148, 962865), (180, 791689), (185, 770292), (222, 641910), (333, 427940), (370, 385146), (444, 320955), (555, 256764), (666, 213970), (740, 192573), (1110, 128382), (1332, 106985), (1665, 85588), (2220, 64191), (3330, 42794), (6660, 21397)]