68582640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{40823}}^1$

素因数の和:40846

約数の個数: 80

約数和(自身を含む): 242984448

約数和(自身を除く): 174401808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 40823, 81646, 122469, 163292, 204115, 244938, 285761, 326584, 408230, 489876, 571522, 612345, 653168, 816460, 857283, 979752, 1143044, 1224690, 1428805, 1632920, 1714566, 1959504, 2286088, 2449380, 2857610, 3265840, 3429132, 4286415, 4572176, 4898760, 5715220, 6858264, 8572830, 9797520, 11430440, 13716528, 17145660, 22860880, 34291320, 68582640]

約数ペア:

[(1, 68582640), (2, 34291320), (3, 22860880), (4, 17145660), (5, 13716528), (6, 11430440), (7, 9797520), (8, 8572830), (10, 6858264), (12, 5715220), (14, 4898760), (15, 4572176), (16, 4286415), (20, 3429132), (21, 3265840), (24, 2857610), (28, 2449380), (30, 2286088), (35, 1959504), (40, 1714566), (42, 1632920), (48, 1428805), (56, 1224690), (60, 1143044), (70, 979752), (80, 857283), (84, 816460), (105, 653168), (112, 612345), (120, 571522), (140, 489876), (168, 408230), (210, 326584), (240, 285761), (280, 244938), (336, 204115), (420, 163292), (560, 122469), (840, 81646), (1680, 40823)]