264636160

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 675501120

約数和(自身を除く): 410864960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 89, 92, 101, 115, 128, 160, 178, 184, 202, 230, 256, 320, 356, 368, 404, 445, 460, 505, 640, 712, 736, 808, 890, 920, 1010, 1280, 1424, 1472, 1616, 1780, 1840, 2020, 2047, 2323, 2848, 2944, 3232, 3560, 3680, 4040, 4094, 4646, 5696, 5888, 6464, 7120, 7360, 8080, 8188, 8989, 9292, 10235, 11392, 11615, 12928, 14240, 14720, 16160, 16376, 17978, 18584, 20470, 22784, 23230, 25856, 28480, 29440, 32320, 32752, 35956, 37168, 40940, 44945, 46460, 56960, 64640, 65504, 71912, 74336, 81880, 89890, 92920, 113920, 129280, 131008, 143824, 148672, 163760, 179780, 185840, 206747, 262016, 287648, 297344, 327520, 359560, 371680, 413494, 524032, 575296, 594688, 655040, 719120, 743360, 826988, 1033735, 1150592, 1310080, 1438240, 1486720, 1653976, 2067470, 2301184, 2620160, 2876480, 2973440, 3307952, 4134940, 5752960, 6615904, 8269880, 11505920, 13231808, 16539760, 26463616, 33079520, 52927232, 66159040, 132318080, 264636160]

約数ペア:

[(1, 264636160), (2, 132318080), (4, 66159040), (5, 52927232), (8, 33079520), (10, 26463616), (16, 16539760), (20, 13231808), (23, 11505920), (32, 8269880), (40, 6615904), (46, 5752960), (64, 4134940), (80, 3307952), (89, 2973440), (92, 2876480), (101, 2620160), (115, 2301184), (128, 2067470), (160, 1653976), (178, 1486720), (184, 1438240), (202, 1310080), (230, 1150592), (256, 1033735), (320, 826988), (356, 743360), (368, 719120), (404, 655040), (445, 594688), (460, 575296), (505, 524032), (640, 413494), (712, 371680), (736, 359560), (808, 327520), (890, 297344), (920, 287648), (1010, 262016), (1280, 206747), (1424, 185840), (1472, 179780), (1616, 163760), (1780, 148672), (1840, 143824), (2020, 131008), (2047, 129280), (2323, 113920), (2848, 92920), (2944, 89890), (3232, 81880), (3560, 74336), (3680, 71912), (4040, 65504), (4094, 64640), (4646, 56960), (5696, 46460), (5888, 44945), (6464, 40940), (7120, 37168), (7360, 35956), (8080, 32752), (8188, 32320), (8989, 29440), (9292, 28480), (10235, 25856), (11392, 23230), (11615, 22784), (12928, 20470), (14240, 18584), (14720, 17978), (16160, 16376)]