427866840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{396173}}^1$

素因数の和:396193

約数の個数: 64

約数和(自身を含む): 1426226400

約数和(自身を除く): 998359560

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, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 396173, 792346, 1188519, 1584692, 1980865, 2377038, 3169384, 3565557, 3961730, 4754076, 5942595, 7131114, 7923460, 9508152, 10696671, 11885190, 14262228, 15846920, 17827785, 21393342, 23770380, 28524456, 35655570, 42786684, 47540760, 53483355, 71311140, 85573368, 106966710, 142622280, 213933420, 427866840]

約数ペア:

[(1, 427866840), (2, 213933420), (3, 142622280), (4, 106966710), (5, 85573368), (6, 71311140), (8, 53483355), (9, 47540760), (10, 42786684), (12, 35655570), (15, 28524456), (18, 23770380), (20, 21393342), (24, 17827785), (27, 15846920), (30, 14262228), (36, 11885190), (40, 10696671), (45, 9508152), (54, 7923460), (60, 7131114), (72, 5942595), (90, 4754076), (108, 3961730), (120, 3565557), (135, 3169384), (180, 2377038), (216, 1980865), (270, 1584692), (360, 1188519), (540, 792346), (1080, 396173)]