310993900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1$

素因数の和:456

約数の個数: 144

約数和(自身を含む): 826336000

約数和(自身を除く): 515342100

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 67, 70, 76, 95, 100, 133, 134, 140, 175, 190, 266, 268, 335, 349, 350, 380, 469, 475, 532, 665, 670, 698, 700, 938, 950, 1273, 1330, 1340, 1396, 1675, 1745, 1876, 1900, 2345, 2443, 2546, 2660, 3325, 3350, 3490, 4690, 4886, 5092, 6365, 6631, 6650, 6700, 6980, 8725, 8911, 9380, 9772, 11725, 12215, 12730, 13262, 13300, 17450, 17822, 23383, 23450, 24430, 25460, 26524, 31825, 33155, 34900, 35644, 44555, 46417, 46766, 46900, 48860, 61075, 63650, 66310, 89110, 92834, 93532, 116915, 122150, 127300, 132620, 163681, 165775, 178220, 185668, 222775, 232085, 233830, 244300, 327362, 331550, 444277, 445550, 464170, 467660, 584575, 654724, 663100, 818405, 888554, 891100, 928340, 1160425, 1169150, 1636810, 1777108, 2221385, 2320850, 2338300, 3109939, 3273620, 4092025, 4442770, 4641700, 6219878, 8184050, 8885540, 11106925, 12439756, 15549695, 16368100, 22213850, 31099390, 44427700, 62198780, 77748475, 155496950, 310993900]

約数ペア:

[(1, 310993900), (2, 155496950), (4, 77748475), (5, 62198780), (7, 44427700), (10, 31099390), (14, 22213850), (19, 16368100), (20, 15549695), (25, 12439756), (28, 11106925), (35, 8885540), (38, 8184050), (50, 6219878), (67, 4641700), (70, 4442770), (76, 4092025), (95, 3273620), (100, 3109939), (133, 2338300), (134, 2320850), (140, 2221385), (175, 1777108), (190, 1636810), (266, 1169150), (268, 1160425), (335, 928340), (349, 891100), (350, 888554), (380, 818405), (469, 663100), (475, 654724), (532, 584575), (665, 467660), (670, 464170), (698, 445550), (700, 444277), (938, 331550), (950, 327362), (1273, 244300), (1330, 233830), (1340, 232085), (1396, 222775), (1675, 185668), (1745, 178220), (1876, 165775), (1900, 163681), (2345, 132620), (2443, 127300), (2546, 122150), (2660, 116915), (3325, 93532), (3350, 92834), (3490, 89110), (4690, 66310), (4886, 63650), (5092, 61075), (6365, 48860), (6631, 46900), (6650, 46766), (6700, 46417), (6980, 44555), (8725, 35644), (8911, 34900), (9380, 33155), (9772, 31825), (11725, 26524), (12215, 25460), (12730, 24430), (13262, 23450), (13300, 23383), (17450, 17822)]