240213420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43049}}^1$

素因数の和:43095

約数の個数: 72

約数和(自身を含む): 752169600

約数和(自身を除く): 511956180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 43049, 86098, 129147, 172196, 215245, 258294, 387441, 430490, 516588, 645735, 774882, 860980, 1291470, 1334519, 1549764, 1937205, 2582940, 2669038, 3874410, 4003557, 5338076, 6672595, 7748820, 8007114, 12010671, 13345190, 16014228, 20017785, 24021342, 26690380, 40035570, 48042684, 60053355, 80071140, 120106710, 240213420]

約数ペア:

[(1, 240213420), (2, 120106710), (3, 80071140), (4, 60053355), (5, 48042684), (6, 40035570), (9, 26690380), (10, 24021342), (12, 20017785), (15, 16014228), (18, 13345190), (20, 12010671), (30, 8007114), (31, 7748820), (36, 6672595), (45, 5338076), (60, 4003557), (62, 3874410), (90, 2669038), (93, 2582940), (124, 1937205), (155, 1549764), (180, 1334519), (186, 1291470), (279, 860980), (310, 774882), (372, 645735), (465, 516588), (558, 430490), (620, 387441), (930, 258294), (1116, 215245), (1395, 172196), (1860, 129147), (2790, 86098), (5580, 43049)]