8641560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:169

約数の個数: 128

約数和(自身を含む): 28200960

約数和(自身を除く): 19559400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 92, 93, 101, 115, 120, 124, 138, 155, 184, 186, 202, 230, 248, 276, 303, 310, 345, 372, 404, 460, 465, 505, 552, 606, 620, 690, 713, 744, 808, 920, 930, 1010, 1212, 1240, 1380, 1426, 1515, 1860, 2020, 2139, 2323, 2424, 2760, 2852, 3030, 3131, 3565, 3720, 4040, 4278, 4646, 5704, 6060, 6262, 6969, 7130, 8556, 9292, 9393, 10695, 11615, 12120, 12524, 13938, 14260, 15655, 17112, 18584, 18786, 21390, 23230, 25048, 27876, 28520, 31310, 34845, 37572, 42780, 46460, 46965, 55752, 62620, 69690, 72013, 75144, 85560, 92920, 93930, 125240, 139380, 144026, 187860, 216039, 278760, 288052, 360065, 375720, 432078, 576104, 720130, 864156, 1080195, 1440260, 1728312, 2160390, 2880520, 4320780, 8641560]

約数ペア:

[(1, 8641560), (2, 4320780), (3, 2880520), (4, 2160390), (5, 1728312), (6, 1440260), (8, 1080195), (10, 864156), (12, 720130), (15, 576104), (20, 432078), (23, 375720), (24, 360065), (30, 288052), (31, 278760), (40, 216039), (46, 187860), (60, 144026), (62, 139380), (69, 125240), (92, 93930), (93, 92920), (101, 85560), (115, 75144), (120, 72013), (124, 69690), (138, 62620), (155, 55752), (184, 46965), (186, 46460), (202, 42780), (230, 37572), (248, 34845), (276, 31310), (303, 28520), (310, 27876), (345, 25048), (372, 23230), (404, 21390), (460, 18786), (465, 18584), (505, 17112), (552, 15655), (606, 14260), (620, 13938), (690, 12524), (713, 12120), (744, 11615), (808, 10695), (920, 9393), (930, 9292), (1010, 8556), (1212, 7130), (1240, 6969), (1380, 6262), (1426, 6060), (1515, 5704), (1860, 4646), (2020, 4278), (2139, 4040), (2323, 3720), (2424, 3565), (2760, 3131), (2852, 3030)]