74521980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31847}}^1$

素因数の和:31875

約数の個数: 72

約数和(自身を含む): 243446112

約数和(自身を除く): 168924132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 31847, 63694, 95541, 127388, 159235, 191082, 286623, 318470, 382164, 414011, 477705, 573246, 636940, 828022, 955410, 1146492, 1242033, 1433115, 1656044, 1910820, 2070055, 2484066, 2866230, 3726099, 4140110, 4968132, 5732460, 6210165, 7452198, 8280220, 12420330, 14904396, 18630495, 24840660, 37260990, 74521980]

約数ペア:

[(1, 74521980), (2, 37260990), (3, 24840660), (4, 18630495), (5, 14904396), (6, 12420330), (9, 8280220), (10, 7452198), (12, 6210165), (13, 5732460), (15, 4968132), (18, 4140110), (20, 3726099), (26, 2866230), (30, 2484066), (36, 2070055), (39, 1910820), (45, 1656044), (52, 1433115), (60, 1242033), (65, 1146492), (78, 955410), (90, 828022), (117, 636940), (130, 573246), (156, 477705), (180, 414011), (195, 382164), (234, 318470), (260, 286623), (390, 191082), (468, 159235), (585, 127388), (780, 95541), (1170, 63694), (2340, 31847)]