2212560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{439}}^1$

素因数の和:465

約数の個数: 120

約数和(自身を含む): 8511360

約数和(自身を除く): 6298800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 439, 504, 560, 630, 720, 840, 878, 1008, 1260, 1317, 1680, 1756, 2195, 2520, 2634, 3073, 3512, 3951, 4390, 5040, 5268, 6146, 6585, 7024, 7902, 8780, 9219, 10536, 12292, 13170, 15365, 15804, 17560, 18438, 19755, 21072, 24584, 26340, 27657, 30730, 31608, 35120, 36876, 39510, 46095, 49168, 52680, 55314, 61460, 63216, 73752, 79020, 92190, 105360, 110628, 122920, 138285, 147504, 158040, 184380, 221256, 245840, 276570, 316080, 368760, 442512, 553140, 737520, 1106280, 2212560]

約数ペア:

[(1, 2212560), (2, 1106280), (3, 737520), (4, 553140), (5, 442512), (6, 368760), (7, 316080), (8, 276570), (9, 245840), (10, 221256), (12, 184380), (14, 158040), (15, 147504), (16, 138285), (18, 122920), (20, 110628), (21, 105360), (24, 92190), (28, 79020), (30, 73752), (35, 63216), (36, 61460), (40, 55314), (42, 52680), (45, 49168), (48, 46095), (56, 39510), (60, 36876), (63, 35120), (70, 31608), (72, 30730), (80, 27657), (84, 26340), (90, 24584), (105, 21072), (112, 19755), (120, 18438), (126, 17560), (140, 15804), (144, 15365), (168, 13170), (180, 12292), (210, 10536), (240, 9219), (252, 8780), (280, 7902), (315, 7024), (336, 6585), (360, 6146), (420, 5268), (439, 5040), (504, 4390), (560, 3951), (630, 3512), (720, 3073), (840, 2634), (878, 2520), (1008, 2195), (1260, 1756), (1317, 1680)]