40142340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31859}}^1$

素因数の和:31881

約数の個数: 72

約数和(自身を含む): 139164480

約数和(自身を除く): 99022140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 31859, 63718, 95577, 127436, 159295, 191154, 223013, 286731, 318590, 382308, 446026, 477885, 573462, 637180, 669039, 892052, 955770, 1115065, 1146924, 1338078, 1433655, 1911540, 2007117, 2230130, 2676156, 2867310, 3345195, 4014234, 4460260, 5734620, 6690390, 8028468, 10035585, 13380780, 20071170, 40142340]

約数ペア:

[(1, 40142340), (2, 20071170), (3, 13380780), (4, 10035585), (5, 8028468), (6, 6690390), (7, 5734620), (9, 4460260), (10, 4014234), (12, 3345195), (14, 2867310), (15, 2676156), (18, 2230130), (20, 2007117), (21, 1911540), (28, 1433655), (30, 1338078), (35, 1146924), (36, 1115065), (42, 955770), (45, 892052), (60, 669039), (63, 637180), (70, 573462), (84, 477885), (90, 446026), (105, 382308), (126, 318590), (140, 286731), (180, 223013), (210, 191154), (252, 159295), (315, 127436), (420, 95577), (630, 63718), (1260, 31859)]