1901250120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{205763}}^1$

素因数の和:205795

約数の個数: 128

約数和(自身を含む): 7111203840

約数和(自身を除く): 5209953720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 9240, 205763, 411526, 617289, 823052, 1028815, 1234578, 1440341, 1646104, 2057630, 2263393, 2469156, 2880682, 3086445, 4115260, 4321023, 4526786, 4938312, 5761364, 6172890, 6790179, 7201705, 8230520, 8642046, 9053572, 11316965, 11522728, 12345780, 13580358, 14403410, 15843751, 17284092, 18107144, 21605115, 22633930, 24691560, 27160716, 28806820, 31687502, 33950895, 34568184, 43210230, 45267860, 47531253, 54321432, 57613640, 63375004, 67901790, 79218755, 86420460, 90535720, 95062506, 126750008, 135803580, 158437510, 172840920, 190125012, 237656265, 271607160, 316875020, 380250024, 475312530, 633750040, 950625060, 1901250120]

約数ペア:

[(1, 1901250120), (2, 950625060), (3, 633750040), (4, 475312530), (5, 380250024), (6, 316875020), (7, 271607160), (8, 237656265), (10, 190125012), (11, 172840920), (12, 158437510), (14, 135803580), (15, 126750008), (20, 95062506), (21, 90535720), (22, 86420460), (24, 79218755), (28, 67901790), (30, 63375004), (33, 57613640), (35, 54321432), (40, 47531253), (42, 45267860), (44, 43210230), (55, 34568184), (56, 33950895), (60, 31687502), (66, 28806820), (70, 27160716), (77, 24691560), (84, 22633930), (88, 21605115), (105, 18107144), (110, 17284092), (120, 15843751), (132, 14403410), (140, 13580358), (154, 12345780), (165, 11522728), (168, 11316965), (210, 9053572), (220, 8642046), (231, 8230520), (264, 7201705), (280, 6790179), (308, 6172890), (330, 5761364), (385, 4938312), (420, 4526786), (440, 4321023), (462, 4115260), (616, 3086445), (660, 2880682), (770, 2469156), (840, 2263393), (924, 2057630), (1155, 1646104), (1320, 1440341), (1540, 1234578), (1848, 1028815), (2310, 823052), (3080, 617289), (4620, 411526), (9240, 205763)]