210990120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{1321}}^1$

素因数の和:1368

約数の個数: 128

約数和(自身を含む): 696746880

約数和(自身を除く): 485756760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 121, 132, 165, 220, 242, 264, 330, 363, 440, 484, 605, 660, 726, 968, 1210, 1320, 1321, 1331, 1452, 1815, 2420, 2642, 2662, 2904, 3630, 3963, 3993, 4840, 5284, 5324, 6605, 6655, 7260, 7926, 7986, 10568, 10648, 13210, 13310, 14520, 14531, 15852, 15972, 19815, 19965, 26420, 26620, 29062, 31704, 31944, 39630, 39930, 43593, 52840, 53240, 58124, 72655, 79260, 79860, 87186, 116248, 145310, 158520, 159720, 159841, 174372, 217965, 290620, 319682, 348744, 435930, 479523, 581240, 639364, 799205, 871860, 959046, 1278728, 1598410, 1743720, 1758251, 1918092, 2397615, 3196820, 3516502, 3836184, 4795230, 5274753, 6393640, 7033004, 8791255, 9590460, 10549506, 14066008, 17582510, 19180920, 21099012, 26373765, 35165020, 42198024, 52747530, 70330040, 105495060, 210990120]

約数ペア:

[(1, 210990120), (2, 105495060), (3, 70330040), (4, 52747530), (5, 42198024), (6, 35165020), (8, 26373765), (10, 21099012), (11, 19180920), (12, 17582510), (15, 14066008), (20, 10549506), (22, 9590460), (24, 8791255), (30, 7033004), (33, 6393640), (40, 5274753), (44, 4795230), (55, 3836184), (60, 3516502), (66, 3196820), (88, 2397615), (110, 1918092), (120, 1758251), (121, 1743720), (132, 1598410), (165, 1278728), (220, 959046), (242, 871860), (264, 799205), (330, 639364), (363, 581240), (440, 479523), (484, 435930), (605, 348744), (660, 319682), (726, 290620), (968, 217965), (1210, 174372), (1320, 159841), (1321, 159720), (1331, 158520), (1452, 145310), (1815, 116248), (2420, 87186), (2642, 79860), (2662, 79260), (2904, 72655), (3630, 58124), (3963, 53240), (3993, 52840), (4840, 43593), (5284, 39930), (5324, 39630), (6605, 31944), (6655, 31704), (7260, 29062), (7926, 26620), (7986, 26420), (10568, 19965), (10648, 19815), (13210, 15972), (13310, 15852), (14520, 14531)]