207319140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4447}}^1$

素因数の和:4506

約数の個数: 144

約数和(自身を含む): 738296832

約数和(自身を除く): 530977692

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 555, 630, 666, 740, 777, 1036, 1110, 1260, 1295, 1332, 1554, 1665, 2220, 2331, 2590, 3108, 3330, 3885, 4447, 4662, 5180, 6660, 7770, 8894, 9324, 11655, 13341, 15540, 17788, 22235, 23310, 26682, 31129, 40023, 44470, 46620, 53364, 62258, 66705, 80046, 88940, 93387, 124516, 133410, 155645, 160092, 164539, 186774, 200115, 266820, 280161, 311290, 329078, 373548, 400230, 466935, 493617, 560322, 622580, 658156, 800460, 822695, 933870, 987234, 1120644, 1151773, 1400805, 1480851, 1645390, 1867740, 1974468, 2303546, 2468085, 2801610, 2961702, 3290780, 3455319, 4607092, 4936170, 5603220, 5758865, 5923404, 6910638, 7404255, 9872340, 10365957, 11517730, 13821276, 14808510, 17276595, 20731914, 23035460, 29617020, 34553190, 41463828, 51829785, 69106380, 103659570, 207319140]

約数ペア:

[(1, 207319140), (2, 103659570), (3, 69106380), (4, 51829785), (5, 41463828), (6, 34553190), (7, 29617020), (9, 23035460), (10, 20731914), (12, 17276595), (14, 14808510), (15, 13821276), (18, 11517730), (20, 10365957), (21, 9872340), (28, 7404255), (30, 6910638), (35, 5923404), (36, 5758865), (37, 5603220), (42, 4936170), (45, 4607092), (60, 3455319), (63, 3290780), (70, 2961702), (74, 2801610), (84, 2468085), (90, 2303546), (105, 1974468), (111, 1867740), (126, 1645390), (140, 1480851), (148, 1400805), (180, 1151773), (185, 1120644), (210, 987234), (222, 933870), (252, 822695), (259, 800460), (315, 658156), (333, 622580), (370, 560322), (420, 493617), (444, 466935), (518, 400230), (555, 373548), (630, 329078), (666, 311290), (740, 280161), (777, 266820), (1036, 200115), (1110, 186774), (1260, 164539), (1295, 160092), (1332, 155645), (1554, 133410), (1665, 124516), (2220, 93387), (2331, 88940), (2590, 80046), (3108, 66705), (3330, 62258), (3885, 53364), (4447, 46620), (4662, 44470), (5180, 40023), (6660, 31129), (7770, 26682), (8894, 23310), (9324, 22235), (11655, 17788), (13341, 15540)]