64686240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1549}}^1$

素因数の和:1599

約数の個数: 144

約数和(自身を含む): 228501000

約数和(自身を除く): 163814760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 696, 720, 870, 928, 1044, 1160, 1305, 1392, 1440, 1549, 1740, 2088, 2320, 2610, 2784, 3098, 3480, 4176, 4640, 4647, 5220, 6196, 6960, 7745, 8352, 9294, 10440, 12392, 13920, 13941, 15490, 18588, 20880, 23235, 24784, 27882, 30980, 37176, 41760, 44921, 46470, 49568, 55764, 61960, 69705, 74352, 89842, 92940, 111528, 123920, 134763, 139410, 148704, 179684, 185880, 223056, 224605, 247840, 269526, 278820, 359368, 371760, 404289, 446112, 449210, 539052, 557640, 673815, 718736, 743520, 808578, 898420, 1078104, 1115280, 1347630, 1437472, 1617156, 1796840, 2021445, 2156208, 2230560, 2695260, 3234312, 3593680, 4042890, 4312416, 5390520, 6468624, 7187360, 8085780, 10781040, 12937248, 16171560, 21562080, 32343120, 64686240]

約数ペア:

[(1, 64686240), (2, 32343120), (3, 21562080), (4, 16171560), (5, 12937248), (6, 10781040), (8, 8085780), (9, 7187360), (10, 6468624), (12, 5390520), (15, 4312416), (16, 4042890), (18, 3593680), (20, 3234312), (24, 2695260), (29, 2230560), (30, 2156208), (32, 2021445), (36, 1796840), (40, 1617156), (45, 1437472), (48, 1347630), (58, 1115280), (60, 1078104), (72, 898420), (80, 808578), (87, 743520), (90, 718736), (96, 673815), (116, 557640), (120, 539052), (144, 449210), (145, 446112), (160, 404289), (174, 371760), (180, 359368), (232, 278820), (240, 269526), (261, 247840), (288, 224605), (290, 223056), (348, 185880), (360, 179684), (435, 148704), (464, 139410), (480, 134763), (522, 123920), (580, 111528), (696, 92940), (720, 89842), (870, 74352), (928, 69705), (1044, 61960), (1160, 55764), (1305, 49568), (1392, 46470), (1440, 44921), (1549, 41760), (1740, 37176), (2088, 30980), (2320, 27882), (2610, 24784), (2784, 23235), (3098, 20880), (3480, 18588), (4176, 15490), (4640, 13941), (4647, 13920), (5220, 12392), (6196, 10440), (6960, 9294), (7745, 8352)]