64860840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1489}}^1$

素因数の和:1528

約数の個数: 144

約数和(自身を含む): 231858900

約数和(自身を除く): 166998060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 968, 990, 1089, 1210, 1320, 1452, 1489, 1815, 1980, 2178, 2420, 2904, 2978, 3630, 3960, 4356, 4467, 4840, 5445, 5956, 7260, 7445, 8712, 8934, 10890, 11912, 13401, 14520, 14890, 16379, 17868, 21780, 22335, 26802, 29780, 32758, 35736, 43560, 44670, 49137, 53604, 59560, 65516, 67005, 81895, 89340, 98274, 107208, 131032, 134010, 147411, 163790, 178680, 180169, 196548, 245685, 268020, 294822, 327580, 360338, 393096, 491370, 536040, 540507, 589644, 655160, 720676, 737055, 900845, 982740, 1081014, 1179288, 1441352, 1474110, 1621521, 1801690, 1965480, 2162028, 2702535, 2948220, 3243042, 3603380, 4324056, 5405070, 5896440, 6486084, 7206760, 8107605, 10810140, 12972168, 16215210, 21620280, 32430420, 64860840]

約数ペア:

[(1, 64860840), (2, 32430420), (3, 21620280), (4, 16215210), (5, 12972168), (6, 10810140), (8, 8107605), (9, 7206760), (10, 6486084), (11, 5896440), (12, 5405070), (15, 4324056), (18, 3603380), (20, 3243042), (22, 2948220), (24, 2702535), (30, 2162028), (33, 1965480), (36, 1801690), (40, 1621521), (44, 1474110), (45, 1441352), (55, 1179288), (60, 1081014), (66, 982740), (72, 900845), (88, 737055), (90, 720676), (99, 655160), (110, 589644), (120, 540507), (121, 536040), (132, 491370), (165, 393096), (180, 360338), (198, 327580), (220, 294822), (242, 268020), (264, 245685), (330, 196548), (360, 180169), (363, 178680), (396, 163790), (440, 147411), (484, 134010), (495, 131032), (605, 107208), (660, 98274), (726, 89340), (792, 81895), (968, 67005), (990, 65516), (1089, 59560), (1210, 53604), (1320, 49137), (1452, 44670), (1489, 43560), (1815, 35736), (1980, 32758), (2178, 29780), (2420, 26802), (2904, 22335), (2978, 21780), (3630, 17868), (3960, 16379), (4356, 14890), (4467, 14520), (4840, 13401), (5445, 11912), (5956, 10890), (7260, 8934), (7445, 8712)]