2198019240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{678401}}^1$

素因数の和:678424

約数の個数: 80

約数和(自身を含む): 7387797780

約数和(自身を除く): 5189778540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 678401, 1356802, 2035203, 2713604, 3392005, 4070406, 5427208, 6105609, 6784010, 8140812, 10176015, 12211218, 13568020, 16281624, 18316827, 20352030, 24422436, 27136040, 30528045, 36633654, 40704060, 48844872, 54950481, 61056090, 73267308, 81408120, 91584135, 109900962, 122112180, 146534616, 183168270, 219801924, 244224360, 274752405, 366336540, 439603848, 549504810, 732673080, 1099009620, 2198019240]

約数ペア:

[(1, 2198019240), (2, 1099009620), (3, 732673080), (4, 549504810), (5, 439603848), (6, 366336540), (8, 274752405), (9, 244224360), (10, 219801924), (12, 183168270), (15, 146534616), (18, 122112180), (20, 109900962), (24, 91584135), (27, 81408120), (30, 73267308), (36, 61056090), (40, 54950481), (45, 48844872), (54, 40704060), (60, 36633654), (72, 30528045), (81, 27136040), (90, 24422436), (108, 20352030), (120, 18316827), (135, 16281624), (162, 13568020), (180, 12211218), (216, 10176015), (270, 8140812), (324, 6784010), (360, 6105609), (405, 5427208), (540, 4070406), (648, 3392005), (810, 2713604), (1080, 2035203), (1620, 1356802), (3240, 678401)]