123547620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{42023}}^1$

素因数の和:42049

約数の個数: 72

約数和(自身を含む): 402421824

約数和(自身を除く): 278874204

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 42023, 84046, 126069, 168092, 210115, 252138, 294161, 420230, 504276, 588322, 630345, 840460, 882483, 1176644, 1260690, 1470805, 1764966, 2059127, 2521380, 2941610, 3529932, 4118254, 4412415, 5883220, 6177381, 8236508, 8824830, 10295635, 12354762, 17649660, 20591270, 24709524, 30886905, 41182540, 61773810, 123547620]

約数ペア:

[(1, 123547620), (2, 61773810), (3, 41182540), (4, 30886905), (5, 24709524), (6, 20591270), (7, 17649660), (10, 12354762), (12, 10295635), (14, 8824830), (15, 8236508), (20, 6177381), (21, 5883220), (28, 4412415), (30, 4118254), (35, 3529932), (42, 2941610), (49, 2521380), (60, 2059127), (70, 1764966), (84, 1470805), (98, 1260690), (105, 1176644), (140, 882483), (147, 840460), (196, 630345), (210, 588322), (245, 504276), (294, 420230), (420, 294161), (490, 252138), (588, 210115), (735, 168092), (980, 126069), (1470, 84046), (2940, 42023)]