397156680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1103213}}^1$

素因数の和:1103230

約数の個数: 48

約数和(自身を含む): 1290760380

約数和(自身を除く): 893603700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 1103213, 2206426, 3309639, 4412852, 5516065, 6619278, 8825704, 9928917, 11032130, 13238556, 16548195, 19857834, 22064260, 26477112, 33096390, 39715668, 44128520, 49644585, 66192780, 79431336, 99289170, 132385560, 198578340, 397156680]

約数ペア:

[(1, 397156680), (2, 198578340), (3, 132385560), (4, 99289170), (5, 79431336), (6, 66192780), (8, 49644585), (9, 44128520), (10, 39715668), (12, 33096390), (15, 26477112), (18, 22064260), (20, 19857834), (24, 16548195), (30, 13238556), (36, 11032130), (40, 9928917), (45, 8825704), (60, 6619278), (72, 5516065), (90, 4412852), (120, 3309639), (180, 2206426), (360, 1103213)]