28917810

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1879}}^1$

素因数の和:1917

約数の個数: 80

約数和(自身を含む): 81892800

約数和(自身を除く): 52974990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 81, 90, 95, 114, 135, 162, 171, 190, 270, 285, 342, 405, 513, 570, 810, 855, 1026, 1539, 1710, 1879, 2565, 3078, 3758, 5130, 5637, 7695, 9395, 11274, 15390, 16911, 18790, 28185, 33822, 35701, 50733, 56370, 71402, 84555, 101466, 107103, 152199, 169110, 178505, 214206, 253665, 304398, 321309, 357010, 507330, 535515, 642618, 760995, 963927, 1071030, 1521990, 1606545, 1927854, 2891781, 3213090, 4819635, 5783562, 9639270, 14458905, 28917810]

約数ペア:

[(1, 28917810), (2, 14458905), (3, 9639270), (5, 5783562), (6, 4819635), (9, 3213090), (10, 2891781), (15, 1927854), (18, 1606545), (19, 1521990), (27, 1071030), (30, 963927), (38, 760995), (45, 642618), (54, 535515), (57, 507330), (81, 357010), (90, 321309), (95, 304398), (114, 253665), (135, 214206), (162, 178505), (171, 169110), (190, 152199), (270, 107103), (285, 101466), (342, 84555), (405, 71402), (513, 56370), (570, 50733), (810, 35701), (855, 33822), (1026, 28185), (1539, 18790), (1710, 16911), (1879, 15390), (2565, 11274), (3078, 9395), (3758, 7695), (5130, 5637)]