218219940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21269}}^1$

素因数の和:21306

約数の個数: 96

約数和(自身を含む): 714672000

約数和(自身を除く): 496452060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 5130, 10260, 21269, 42538, 63807, 85076, 106345, 127614, 191421, 212690, 255228, 319035, 382842, 404111, 425380, 574263, 638070, 765684, 808222, 957105, 1148526, 1212333, 1276140, 1616444, 1914210, 2020555, 2297052, 2424666, 2871315, 3636999, 3828420, 4041110, 4849332, 5742630, 6061665, 7273998, 8082220, 10910997, 11485260, 12123330, 14547996, 18184995, 21821994, 24246660, 36369990, 43643988, 54554985, 72739980, 109109970, 218219940]

約数ペア:

[(1, 218219940), (2, 109109970), (3, 72739980), (4, 54554985), (5, 43643988), (6, 36369990), (9, 24246660), (10, 21821994), (12, 18184995), (15, 14547996), (18, 12123330), (19, 11485260), (20, 10910997), (27, 8082220), (30, 7273998), (36, 6061665), (38, 5742630), (45, 4849332), (54, 4041110), (57, 3828420), (60, 3636999), (76, 2871315), (90, 2424666), (95, 2297052), (108, 2020555), (114, 1914210), (135, 1616444), (171, 1276140), (180, 1212333), (190, 1148526), (228, 957105), (270, 808222), (285, 765684), (342, 638070), (380, 574263), (513, 425380), (540, 404111), (570, 382842), (684, 319035), (855, 255228), (1026, 212690), (1140, 191421), (1710, 127614), (2052, 106345), (2565, 85076), (3420, 63807), (5130, 42538), (10260, 21269)]