313485760

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{401}}^1$

素因数の和:774

約数の個数: 112

約数和(自身を含む): 857707200

約数和(自身を除く): 544221440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 349, 401, 448, 560, 698, 802, 1120, 1396, 1604, 1745, 2005, 2240, 2443, 2792, 2807, 3208, 3490, 4010, 4886, 5584, 5614, 6416, 6980, 8020, 9772, 11168, 11228, 12215, 12832, 13960, 14035, 16040, 19544, 22336, 22456, 24430, 25664, 27920, 28070, 32080, 39088, 44912, 48860, 55840, 56140, 64160, 78176, 89824, 97720, 111680, 112280, 128320, 139949, 156352, 179648, 195440, 224560, 279898, 390880, 449120, 559796, 699745, 781760, 898240, 979643, 1119592, 1399490, 1959286, 2239184, 2798980, 3918572, 4478368, 4898215, 5597960, 7837144, 8956736, 9796430, 11195920, 15674288, 19592860, 22391840, 31348576, 39185720, 44783680, 62697152, 78371440, 156742880, 313485760]

約数ペア:

[(1, 313485760), (2, 156742880), (4, 78371440), (5, 62697152), (7, 44783680), (8, 39185720), (10, 31348576), (14, 22391840), (16, 19592860), (20, 15674288), (28, 11195920), (32, 9796430), (35, 8956736), (40, 7837144), (56, 5597960), (64, 4898215), (70, 4478368), (80, 3918572), (112, 2798980), (140, 2239184), (160, 1959286), (224, 1399490), (280, 1119592), (320, 979643), (349, 898240), (401, 781760), (448, 699745), (560, 559796), (698, 449120), (802, 390880), (1120, 279898), (1396, 224560), (1604, 195440), (1745, 179648), (2005, 156352), (2240, 139949), (2443, 128320), (2792, 112280), (2807, 111680), (3208, 97720), (3490, 89824), (4010, 78176), (4886, 64160), (5584, 56140), (5614, 55840), (6416, 48860), (6980, 44912), (8020, 39088), (9772, 32080), (11168, 28070), (11228, 27920), (12215, 25664), (12832, 24430), (13960, 22456), (14035, 22336), (16040, 19544)]