68071040

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:170

約数の個数: 128

約数和(自身を含む): 173905920

約数和(自身を除く): 105834880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 62, 64, 73, 80, 94, 124, 128, 146, 155, 160, 188, 235, 248, 292, 310, 320, 365, 376, 470, 496, 584, 620, 640, 730, 752, 940, 992, 1168, 1240, 1457, 1460, 1504, 1880, 1984, 2263, 2336, 2480, 2914, 2920, 3008, 3431, 3760, 3968, 4526, 4672, 4960, 5828, 5840, 6016, 6862, 7285, 7520, 9052, 9344, 9920, 11315, 11656, 11680, 13724, 14570, 15040, 17155, 18104, 19840, 22630, 23312, 23360, 27448, 29140, 30080, 34310, 36208, 45260, 46624, 46720, 54896, 58280, 68620, 72416, 90520, 93248, 106361, 109792, 116560, 137240, 144832, 181040, 186496, 212722, 219584, 233120, 274480, 289664, 362080, 425444, 439168, 466240, 531805, 548960, 724160, 850888, 932480, 1063610, 1097920, 1448320, 1701776, 2127220, 2195840, 3403552, 4254440, 6807104, 8508880, 13614208, 17017760, 34035520, 68071040]

約数ペア:

[(1, 68071040), (2, 34035520), (4, 17017760), (5, 13614208), (8, 8508880), (10, 6807104), (16, 4254440), (20, 3403552), (31, 2195840), (32, 2127220), (40, 1701776), (47, 1448320), (62, 1097920), (64, 1063610), (73, 932480), (80, 850888), (94, 724160), (124, 548960), (128, 531805), (146, 466240), (155, 439168), (160, 425444), (188, 362080), (235, 289664), (248, 274480), (292, 233120), (310, 219584), (320, 212722), (365, 186496), (376, 181040), (470, 144832), (496, 137240), (584, 116560), (620, 109792), (640, 106361), (730, 93248), (752, 90520), (940, 72416), (992, 68620), (1168, 58280), (1240, 54896), (1457, 46720), (1460, 46624), (1504, 45260), (1880, 36208), (1984, 34310), (2263, 30080), (2336, 29140), (2480, 27448), (2914, 23360), (2920, 23312), (3008, 22630), (3431, 19840), (3760, 18104), (3968, 17155), (4526, 15040), (4672, 14570), (4960, 13724), (5828, 11680), (5840, 11656), (6016, 11315), (6862, 9920), (7285, 9344), (7520, 9052)]