31376100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 105771008

約数和(自身を除く): 74394908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 67, 70, 75, 84, 100, 105, 134, 140, 150, 175, 201, 210, 223, 268, 300, 335, 350, 402, 420, 446, 469, 525, 669, 670, 700, 804, 892, 938, 1005, 1050, 1115, 1338, 1340, 1407, 1561, 1675, 1876, 2010, 2100, 2230, 2345, 2676, 2814, 3122, 3345, 3350, 4020, 4460, 4683, 4690, 5025, 5575, 5628, 6244, 6690, 6700, 7035, 7805, 9366, 9380, 10050, 11150, 11725, 13380, 14070, 14941, 15610, 16725, 18732, 20100, 22300, 23415, 23450, 28140, 29882, 31220, 33450, 35175, 39025, 44823, 46830, 46900, 59764, 66900, 70350, 74705, 78050, 89646, 93660, 104587, 117075, 140700, 149410, 156100, 179292, 209174, 224115, 234150, 298820, 313761, 373525, 418348, 448230, 468300, 522935, 627522, 747050, 896460, 1045870, 1120575, 1255044, 1494100, 1568805, 2091740, 2241150, 2614675, 3137610, 4482300, 5229350, 6275220, 7844025, 10458700, 15688050, 31376100]

約数ペア:

[(1, 31376100), (2, 15688050), (3, 10458700), (4, 7844025), (5, 6275220), (6, 5229350), (7, 4482300), (10, 3137610), (12, 2614675), (14, 2241150), (15, 2091740), (20, 1568805), (21, 1494100), (25, 1255044), (28, 1120575), (30, 1045870), (35, 896460), (42, 747050), (50, 627522), (60, 522935), (67, 468300), (70, 448230), (75, 418348), (84, 373525), (100, 313761), (105, 298820), (134, 234150), (140, 224115), (150, 209174), (175, 179292), (201, 156100), (210, 149410), (223, 140700), (268, 117075), (300, 104587), (335, 93660), (350, 89646), (402, 78050), (420, 74705), (446, 70350), (469, 66900), (525, 59764), (669, 46900), (670, 46830), (700, 44823), (804, 39025), (892, 35175), (938, 33450), (1005, 31220), (1050, 29882), (1115, 28140), (1338, 23450), (1340, 23415), (1407, 22300), (1561, 20100), (1675, 18732), (1876, 16725), (2010, 15610), (2100, 14941), (2230, 14070), (2345, 13380), (2676, 11725), (2814, 11150), (3122, 10050), (3345, 9380), (3350, 9366), (4020, 7805), (4460, 7035), (4683, 6700), (4690, 6690), (5025, 6244), (5575, 5628)]