31440497880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{47353}}^1$

素因数の和:47881

約数の個数: 128

約数和(自身を含む): 103102917120

約数和(自身を除く): 71662419240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 503, 660, 1006, 1320, 1509, 2012, 2515, 3018, 4024, 5030, 5533, 6036, 7545, 10060, 11066, 12072, 15090, 16599, 20120, 22132, 27665, 30180, 33198, 44264, 47353, 55330, 60360, 66396, 82995, 94706, 110660, 132792, 142059, 165990, 189412, 221320, 236765, 284118, 331980, 378824, 473530, 520883, 568236, 663960, 710295, 947060, 1041766, 1136472, 1420590, 1562649, 1894120, 2083532, 2604415, 2841180, 3125298, 4167064, 5208830, 5682360, 6250596, 7813245, 10417660, 12501192, 15626490, 20835320, 23818559, 31252980, 47637118, 62505960, 71455677, 95274236, 119092795, 142911354, 190548472, 238185590, 262004149, 285822708, 357278385, 476371180, 524008298, 571645416, 714556770, 786012447, 952742360, 1048016596, 1310020745, 1429113540, 1572024894, 2096033192, 2620041490, 2858227080, 3144049788, 3930062235, 5240082980, 6288099576, 7860124470, 10480165960, 15720248940, 31440497880]

約数ペア:

[(1, 31440497880), (2, 15720248940), (3, 10480165960), (4, 7860124470), (5, 6288099576), (6, 5240082980), (8, 3930062235), (10, 3144049788), (11, 2858227080), (12, 2620041490), (15, 2096033192), (20, 1572024894), (22, 1429113540), (24, 1310020745), (30, 1048016596), (33, 952742360), (40, 786012447), (44, 714556770), (55, 571645416), (60, 524008298), (66, 476371180), (88, 357278385), (110, 285822708), (120, 262004149), (132, 238185590), (165, 190548472), (220, 142911354), (264, 119092795), (330, 95274236), (440, 71455677), (503, 62505960), (660, 47637118), (1006, 31252980), (1320, 23818559), (1509, 20835320), (2012, 15626490), (2515, 12501192), (3018, 10417660), (4024, 7813245), (5030, 6250596), (5533, 5682360), (6036, 5208830), (7545, 4167064), (10060, 3125298), (11066, 2841180), (12072, 2604415), (15090, 2083532), (16599, 1894120), (20120, 1562649), (22132, 1420590), (27665, 1136472), (30180, 1041766), (33198, 947060), (44264, 710295), (47353, 663960), (55330, 568236), (60360, 520883), (66396, 473530), (82995, 378824), (94706, 331980), (110660, 284118), (132792, 236765), (142059, 221320), (165990, 189412)]