68897640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{82021}}^1$

素因数の和:82042

約数の個数: 64

約数和(自身を含む): 236223360

約数和(自身を除く): 167325720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 82021, 164042, 246063, 328084, 410105, 492126, 574147, 656168, 820210, 984252, 1148294, 1230315, 1640420, 1722441, 1968504, 2296588, 2460630, 2870735, 3280840, 3444882, 4593176, 4921260, 5741470, 6889764, 8612205, 9842520, 11482940, 13779528, 17224410, 22965880, 34448820, 68897640]

約数ペア:

[(1, 68897640), (2, 34448820), (3, 22965880), (4, 17224410), (5, 13779528), (6, 11482940), (7, 9842520), (8, 8612205), (10, 6889764), (12, 5741470), (14, 4921260), (15, 4593176), (20, 3444882), (21, 3280840), (24, 2870735), (28, 2460630), (30, 2296588), (35, 1968504), (40, 1722441), (42, 1640420), (56, 1230315), (60, 1148294), (70, 984252), (84, 820210), (105, 656168), (120, 574147), (140, 492126), (168, 410105), (210, 328084), (280, 246063), (420, 164042), (840, 82021)]