68336940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{563}}^1$

素因数の和:616

約数の個数: 144

約数和(自身を含む): 232710912

約数和(自身を除く): 164373972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 289, 340, 357, 420, 476, 510, 563, 578, 595, 714, 867, 1020, 1126, 1156, 1190, 1428, 1445, 1689, 1734, 1785, 2023, 2252, 2380, 2815, 2890, 3378, 3468, 3570, 3941, 4046, 4335, 5630, 5780, 6069, 6756, 7140, 7882, 8092, 8445, 8670, 9571, 10115, 11260, 11823, 12138, 15764, 16890, 17340, 19142, 19705, 20230, 23646, 24276, 28713, 30345, 33780, 38284, 39410, 40460, 47292, 47855, 57426, 59115, 60690, 66997, 78820, 95710, 114852, 118230, 121380, 133994, 143565, 162707, 191420, 200991, 236460, 267988, 287130, 325414, 334985, 401982, 488121, 574260, 650828, 669970, 803964, 813535, 976242, 1004955, 1138949, 1339940, 1627070, 1952484, 2009910, 2277898, 2440605, 3254140, 3416847, 4019820, 4555796, 4881210, 5694745, 6833694, 9762420, 11389490, 13667388, 17084235, 22778980, 34168470, 68336940]

約数ペア:

[(1, 68336940), (2, 34168470), (3, 22778980), (4, 17084235), (5, 13667388), (6, 11389490), (7, 9762420), (10, 6833694), (12, 5694745), (14, 4881210), (15, 4555796), (17, 4019820), (20, 3416847), (21, 3254140), (28, 2440605), (30, 2277898), (34, 2009910), (35, 1952484), (42, 1627070), (51, 1339940), (60, 1138949), (68, 1004955), (70, 976242), (84, 813535), (85, 803964), (102, 669970), (105, 650828), (119, 574260), (140, 488121), (170, 401982), (204, 334985), (210, 325414), (238, 287130), (255, 267988), (289, 236460), (340, 200991), (357, 191420), (420, 162707), (476, 143565), (510, 133994), (563, 121380), (578, 118230), (595, 114852), (714, 95710), (867, 78820), (1020, 66997), (1126, 60690), (1156, 59115), (1190, 57426), (1428, 47855), (1445, 47292), (1689, 40460), (1734, 39410), (1785, 38284), (2023, 33780), (2252, 30345), (2380, 28713), (2815, 24276), (2890, 23646), (3378, 20230), (3468, 19705), (3570, 19142), (3941, 17340), (4046, 16890), (4335, 15764), (5630, 12138), (5780, 11823), (6069, 11260), (6756, 10115), (7140, 9571), (7882, 8670), (8092, 8445)]