20697942120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1\times {\mathrm{10477}}^1$

素因数の和:10755

約数の個数: 128

約数和(自身を含む): 63099354240

約数和(自身を除く): 42401412120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 163, 202, 303, 326, 404, 489, 505, 606, 652, 808, 815, 978, 1010, 1212, 1304, 1515, 1630, 1956, 2020, 2424, 2445, 3030, 3260, 3912, 4040, 4890, 6060, 6520, 9780, 10477, 12120, 16463, 19560, 20954, 31431, 32926, 41908, 49389, 52385, 62862, 65852, 82315, 83816, 98778, 104770, 125724, 131704, 157155, 164630, 197556, 209540, 246945, 251448, 314310, 329260, 395112, 419080, 493890, 628620, 658520, 987780, 1058177, 1257240, 1707751, 1975560, 2116354, 3174531, 3415502, 4232708, 5123253, 5290885, 6349062, 6831004, 8465416, 8538755, 10246506, 10581770, 12698124, 13662008, 15872655, 17077510, 20493012, 21163540, 25396248, 25616265, 31745310, 34155020, 40986024, 42327080, 51232530, 63490620, 68310040, 102465060, 126981240, 172482851, 204930120, 344965702, 517448553, 689931404, 862414255, 1034897106, 1379862808, 1724828510, 2069794212, 2587242765, 3449657020, 4139588424, 5174485530, 6899314040, 10348971060, 20697942120]

約数ペア:

[(1, 20697942120), (2, 10348971060), (3, 6899314040), (4, 5174485530), (5, 4139588424), (6, 3449657020), (8, 2587242765), (10, 2069794212), (12, 1724828510), (15, 1379862808), (20, 1034897106), (24, 862414255), (30, 689931404), (40, 517448553), (60, 344965702), (101, 204930120), (120, 172482851), (163, 126981240), (202, 102465060), (303, 68310040), (326, 63490620), (404, 51232530), (489, 42327080), (505, 40986024), (606, 34155020), (652, 31745310), (808, 25616265), (815, 25396248), (978, 21163540), (1010, 20493012), (1212, 17077510), (1304, 15872655), (1515, 13662008), (1630, 12698124), (1956, 10581770), (2020, 10246506), (2424, 8538755), (2445, 8465416), (3030, 6831004), (3260, 6349062), (3912, 5290885), (4040, 5123253), (4890, 4232708), (6060, 3415502), (6520, 3174531), (9780, 2116354), (10477, 1975560), (12120, 1707751), (16463, 1257240), (19560, 1058177), (20954, 987780), (31431, 658520), (32926, 628620), (41908, 493890), (49389, 419080), (52385, 395112), (62862, 329260), (65852, 314310), (82315, 251448), (83816, 246945), (98778, 209540), (104770, 197556), (125724, 164630), (131704, 157155)]