31382280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{487}}^1$

素因数の和:683

約数の個数: 96

約数和(自身を含む): 102772800

約数和(自身を除く): 71390520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 179, 180, 358, 360, 487, 537, 716, 895, 974, 1074, 1432, 1461, 1611, 1790, 1948, 2148, 2435, 2685, 2922, 3222, 3580, 3896, 4296, 4383, 4870, 5370, 5844, 6444, 7160, 7305, 8055, 8766, 9740, 10740, 11688, 12888, 14610, 16110, 17532, 19480, 21480, 21915, 29220, 32220, 35064, 43830, 58440, 64440, 87173, 87660, 174346, 175320, 261519, 348692, 435865, 523038, 697384, 784557, 871730, 1046076, 1307595, 1569114, 1743460, 2092152, 2615190, 3138228, 3486920, 3922785, 5230380, 6276456, 7845570, 10460760, 15691140, 31382280]

約数ペア:

[(1, 31382280), (2, 15691140), (3, 10460760), (4, 7845570), (5, 6276456), (6, 5230380), (8, 3922785), (9, 3486920), (10, 3138228), (12, 2615190), (15, 2092152), (18, 1743460), (20, 1569114), (24, 1307595), (30, 1046076), (36, 871730), (40, 784557), (45, 697384), (60, 523038), (72, 435865), (90, 348692), (120, 261519), (179, 175320), (180, 174346), (358, 87660), (360, 87173), (487, 64440), (537, 58440), (716, 43830), (895, 35064), (974, 32220), (1074, 29220), (1432, 21915), (1461, 21480), (1611, 19480), (1790, 17532), (1948, 16110), (2148, 14610), (2435, 12888), (2685, 11688), (2922, 10740), (3222, 9740), (3580, 8766), (3896, 8055), (4296, 7305), (4383, 7160), (4870, 6444), (5370, 5844)]