660660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1$

素因数の和:54

約数の個数: 144

約数和(自身を含む): 2502528

約数和(自身を除く): 1841868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 20, 21, 22, 26, 28, 30, 33, 35, 39, 42, 44, 52, 55, 60, 65, 66, 70, 77, 78, 84, 91, 105, 110, 121, 130, 132, 140, 143, 154, 156, 165, 182, 195, 210, 220, 231, 242, 260, 273, 286, 308, 330, 363, 364, 385, 390, 420, 429, 455, 462, 484, 546, 572, 605, 660, 715, 726, 770, 780, 847, 858, 910, 924, 1001, 1092, 1155, 1210, 1365, 1430, 1452, 1540, 1573, 1694, 1716, 1815, 1820, 2002, 2145, 2310, 2420, 2541, 2730, 2860, 3003, 3146, 3388, 3630, 4004, 4235, 4290, 4620, 4719, 5005, 5082, 5460, 6006, 6292, 7260, 7865, 8470, 8580, 9438, 10010, 10164, 11011, 12012, 12705, 15015, 15730, 16940, 18876, 20020, 22022, 23595, 25410, 30030, 31460, 33033, 44044, 47190, 50820, 55055, 60060, 66066, 94380, 110110, 132132, 165165, 220220, 330330, 660660]

約数ペア:

[(1, 660660), (2, 330330), (3, 220220), (4, 165165), (5, 132132), (6, 110110), (7, 94380), (10, 66066), (11, 60060), (12, 55055), (13, 50820), (14, 47190), (15, 44044), (20, 33033), (21, 31460), (22, 30030), (26, 25410), (28, 23595), (30, 22022), (33, 20020), (35, 18876), (39, 16940), (42, 15730), (44, 15015), (52, 12705), (55, 12012), (60, 11011), (65, 10164), (66, 10010), (70, 9438), (77, 8580), (78, 8470), (84, 7865), (91, 7260), (105, 6292), (110, 6006), (121, 5460), (130, 5082), (132, 5005), (140, 4719), (143, 4620), (154, 4290), (156, 4235), (165, 4004), (182, 3630), (195, 3388), (210, 3146), (220, 3003), (231, 2860), (242, 2730), (260, 2541), (273, 2420), (286, 2310), (308, 2145), (330, 2002), (363, 1820), (364, 1815), (385, 1716), (390, 1694), (420, 1573), (429, 1540), (455, 1452), (462, 1430), (484, 1365), (546, 1210), (572, 1155), (605, 1092), (660, 1001), (715, 924), (726, 910), (770, 858), (780, 847)]