87251880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1$

素因数の和:451

約数の個数: 128

約数和(自身を含む): 276721920

約数和(自身を除く): 189470040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 101, 115, 120, 138, 184, 202, 230, 276, 303, 313, 345, 404, 460, 505, 552, 606, 626, 690, 808, 920, 939, 1010, 1212, 1252, 1380, 1515, 1565, 1878, 2020, 2323, 2424, 2504, 2760, 3030, 3130, 3756, 4040, 4646, 4695, 6060, 6260, 6969, 7199, 7512, 9292, 9390, 11615, 12120, 12520, 13938, 14398, 18584, 18780, 21597, 23230, 27876, 28796, 31613, 34845, 35995, 37560, 43194, 46460, 55752, 57592, 63226, 69690, 71990, 86388, 92920, 94839, 107985, 126452, 139380, 143980, 158065, 172776, 189678, 215970, 252904, 278760, 287960, 316130, 379356, 431940, 474195, 632260, 727099, 758712, 863880, 948390, 1264520, 1454198, 1896780, 2181297, 2908396, 3635495, 3793560, 4362594, 5816792, 7270990, 8725188, 10906485, 14541980, 17450376, 21812970, 29083960, 43625940, 87251880]

約数ペア:

[(1, 87251880), (2, 43625940), (3, 29083960), (4, 21812970), (5, 17450376), (6, 14541980), (8, 10906485), (10, 8725188), (12, 7270990), (15, 5816792), (20, 4362594), (23, 3793560), (24, 3635495), (30, 2908396), (40, 2181297), (46, 1896780), (60, 1454198), (69, 1264520), (92, 948390), (101, 863880), (115, 758712), (120, 727099), (138, 632260), (184, 474195), (202, 431940), (230, 379356), (276, 316130), (303, 287960), (313, 278760), (345, 252904), (404, 215970), (460, 189678), (505, 172776), (552, 158065), (606, 143980), (626, 139380), (690, 126452), (808, 107985), (920, 94839), (939, 92920), (1010, 86388), (1212, 71990), (1252, 69690), (1380, 63226), (1515, 57592), (1565, 55752), (1878, 46460), (2020, 43194), (2323, 37560), (2424, 35995), (2504, 34845), (2760, 31613), (3030, 28796), (3130, 27876), (3756, 23230), (4040, 21597), (4646, 18780), (4695, 18584), (6060, 14398), (6260, 13938), (6969, 12520), (7199, 12120), (7512, 11615), (9292, 9390)]