221478460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{5881}}^1$

素因数の和:6166

約数の個数: 48

約数和(自身を含む): 533615040

約数和(自身を除く): 312136580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 538, 1076, 1345, 1883, 2690, 3766, 5380, 5881, 7532, 9415, 11762, 18830, 23524, 29405, 37660, 41167, 58810, 82334, 117620, 164668, 205835, 411670, 823340, 1581989, 3163978, 6327956, 7909945, 11073923, 15819890, 22147846, 31639780, 44295692, 55369615, 110739230, 221478460]

約数ペア:

[(1, 221478460), (2, 110739230), (4, 55369615), (5, 44295692), (7, 31639780), (10, 22147846), (14, 15819890), (20, 11073923), (28, 7909945), (35, 6327956), (70, 3163978), (140, 1581989), (269, 823340), (538, 411670), (1076, 205835), (1345, 164668), (1883, 117620), (2690, 82334), (3766, 58810), (5380, 41167), (5881, 37660), (7532, 29405), (9415, 23524), (11762, 18830)]