980800072

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1877}}^1$

素因数の和:1971

約数の個数: 96

約数和(自身を含む): 2260811520

約数和(自身を除く): 1280011448

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 43, 49, 56, 62, 86, 98, 124, 172, 196, 217, 248, 301, 344, 392, 434, 602, 868, 1204, 1333, 1519, 1736, 1877, 2107, 2408, 2666, 3038, 3754, 4214, 5332, 6076, 7508, 8428, 9331, 10664, 12152, 13139, 15016, 16856, 18662, 26278, 37324, 52556, 58187, 65317, 74648, 80711, 91973, 105112, 116374, 130634, 161422, 183946, 232748, 261268, 322844, 367892, 407309, 465496, 522536, 564977, 645688, 735784, 814618, 1129954, 1629236, 2259908, 2502041, 2851163, 3258472, 3954839, 4519816, 5004082, 5702326, 7909678, 10008164, 11404652, 15819356, 17514287, 20016328, 22809304, 31638712, 35028574, 70057148, 122600009, 140114296, 245200018, 490400036, 980800072]

約数ペア:

[(1, 980800072), (2, 490400036), (4, 245200018), (7, 140114296), (8, 122600009), (14, 70057148), (28, 35028574), (31, 31638712), (43, 22809304), (49, 20016328), (56, 17514287), (62, 15819356), (86, 11404652), (98, 10008164), (124, 7909678), (172, 5702326), (196, 5004082), (217, 4519816), (248, 3954839), (301, 3258472), (344, 2851163), (392, 2502041), (434, 2259908), (602, 1629236), (868, 1129954), (1204, 814618), (1333, 735784), (1519, 645688), (1736, 564977), (1877, 522536), (2107, 465496), (2408, 407309), (2666, 367892), (3038, 322844), (3754, 261268), (4214, 232748), (5332, 183946), (6076, 161422), (7508, 130634), (8428, 116374), (9331, 105112), (10664, 91973), (12152, 80711), (13139, 74648), (15016, 65317), (16856, 58187), (18662, 52556), (26278, 37324)]