127045880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 128

約数和(自身を含む): 323870400

約数和(自身を除く): 196824520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 59, 65, 82, 101, 104, 118, 130, 164, 202, 205, 236, 260, 295, 328, 404, 410, 472, 505, 520, 533, 590, 767, 808, 820, 1010, 1066, 1180, 1313, 1534, 1640, 2020, 2132, 2360, 2419, 2626, 2665, 3068, 3835, 4040, 4141, 4264, 4838, 5252, 5330, 5959, 6136, 6565, 7670, 8282, 9676, 10504, 10660, 11918, 12095, 13130, 15340, 16564, 19352, 20705, 21320, 23836, 24190, 26260, 29795, 30680, 31447, 33128, 41410, 47672, 48380, 52520, 53833, 59590, 62894, 77467, 82820, 96760, 107666, 119180, 125788, 154934, 157235, 165640, 215332, 238360, 244319, 251576, 269165, 309868, 314470, 387335, 430664, 488638, 538330, 619736, 628940, 774670, 977276, 1076660, 1221595, 1257880, 1549340, 1954552, 2153320, 2443190, 3098680, 3176147, 4886380, 6352294, 9772760, 12704588, 15880735, 25409176, 31761470, 63522940, 127045880]

約数ペア:

[(1, 127045880), (2, 63522940), (4, 31761470), (5, 25409176), (8, 15880735), (10, 12704588), (13, 9772760), (20, 6352294), (26, 4886380), (40, 3176147), (41, 3098680), (52, 2443190), (59, 2153320), (65, 1954552), (82, 1549340), (101, 1257880), (104, 1221595), (118, 1076660), (130, 977276), (164, 774670), (202, 628940), (205, 619736), (236, 538330), (260, 488638), (295, 430664), (328, 387335), (404, 314470), (410, 309868), (472, 269165), (505, 251576), (520, 244319), (533, 238360), (590, 215332), (767, 165640), (808, 157235), (820, 154934), (1010, 125788), (1066, 119180), (1180, 107666), (1313, 96760), (1534, 82820), (1640, 77467), (2020, 62894), (2132, 59590), (2360, 53833), (2419, 52520), (2626, 48380), (2665, 47672), (3068, 41410), (3835, 33128), (4040, 31447), (4141, 30680), (4264, 29795), (4838, 26260), (5252, 24190), (5330, 23836), (5959, 21320), (6136, 20705), (6565, 19352), (7670, 16564), (8282, 15340), (9676, 13130), (10504, 12095), (10660, 11918)]