67920780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3917}}^1$

素因数の和:3963

約数の個数: 72

約数和(自身を含む): 202074768

約数和(自身を除く): 134153988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 867, 1020, 1156, 1445, 1734, 2890, 3468, 3917, 4335, 5780, 7834, 8670, 11751, 15668, 17340, 19585, 23502, 39170, 47004, 58755, 66589, 78340, 117510, 133178, 199767, 235020, 266356, 332945, 399534, 665890, 799068, 998835, 1132013, 1331780, 1997670, 2264026, 3396039, 3995340, 4528052, 5660065, 6792078, 11320130, 13584156, 16980195, 22640260, 33960390, 67920780]

約数ペア:

[(1, 67920780), (2, 33960390), (3, 22640260), (4, 16980195), (5, 13584156), (6, 11320130), (10, 6792078), (12, 5660065), (15, 4528052), (17, 3995340), (20, 3396039), (30, 2264026), (34, 1997670), (51, 1331780), (60, 1132013), (68, 998835), (85, 799068), (102, 665890), (170, 399534), (204, 332945), (255, 266356), (289, 235020), (340, 199767), (510, 133178), (578, 117510), (867, 78340), (1020, 66589), (1156, 58755), (1445, 47004), (1734, 39170), (2890, 23502), (3468, 19585), (3917, 17340), (4335, 15668), (5780, 11751), (7834, 8670)]