636018080

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{431}}^1$

素因数の和:870

約数の個数: 96

約数和(自身を含む): 1575479808

約数和(自身を除く): 939461728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 401, 431, 460, 736, 802, 862, 920, 1604, 1724, 1840, 2005, 2155, 3208, 3448, 3680, 4010, 4310, 6416, 6896, 8020, 8620, 9223, 9913, 12832, 13792, 16040, 17240, 18446, 19826, 32080, 34480, 36892, 39652, 46115, 49565, 64160, 68960, 73784, 79304, 92230, 99130, 147568, 158608, 172831, 184460, 198260, 295136, 317216, 345662, 368920, 396520, 691324, 737840, 793040, 864155, 1382648, 1475680, 1586080, 1728310, 2765296, 3456620, 3975113, 5530592, 6913240, 7950226, 13826480, 15900452, 19875565, 27652960, 31800904, 39751130, 63601808, 79502260, 127203616, 159004520, 318009040, 636018080]

約数ペア:

[(1, 636018080), (2, 318009040), (4, 159004520), (5, 127203616), (8, 79502260), (10, 63601808), (16, 39751130), (20, 31800904), (23, 27652960), (32, 19875565), (40, 15900452), (46, 13826480), (80, 7950226), (92, 6913240), (115, 5530592), (160, 3975113), (184, 3456620), (230, 2765296), (368, 1728310), (401, 1586080), (431, 1475680), (460, 1382648), (736, 864155), (802, 793040), (862, 737840), (920, 691324), (1604, 396520), (1724, 368920), (1840, 345662), (2005, 317216), (2155, 295136), (3208, 198260), (3448, 184460), (3680, 172831), (4010, 158608), (4310, 147568), (6416, 99130), (6896, 92230), (8020, 79304), (8620, 73784), (9223, 68960), (9913, 64160), (12832, 49565), (13792, 46115), (16040, 39652), (17240, 36892), (18446, 34480), (19826, 32080)]