261265830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{599}}^1$

素因数の和:714

約数の個数: 128

約数和(自身を含む): 752025600

約数和(自身を除く): 490759770

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 67, 70, 93, 105, 134, 155, 186, 201, 210, 217, 310, 335, 402, 434, 465, 469, 599, 651, 670, 930, 938, 1005, 1085, 1198, 1302, 1407, 1797, 2010, 2077, 2170, 2345, 2814, 2995, 3255, 3594, 4154, 4193, 4690, 5990, 6231, 6510, 7035, 8386, 8985, 10385, 12462, 12579, 14070, 14539, 17970, 18569, 20770, 20965, 25158, 29078, 31155, 37138, 40133, 41930, 43617, 55707, 62310, 62895, 72695, 80266, 87234, 92845, 111414, 120399, 125790, 129983, 145390, 185690, 200665, 218085, 240798, 259966, 278535, 280931, 389949, 401330, 436170, 557070, 561862, 601995, 649915, 779898, 842793, 1203990, 1244123, 1299830, 1404655, 1685586, 1949745, 2488246, 2809310, 3732369, 3899490, 4213965, 6220615, 7464738, 8427930, 8708861, 12441230, 17417722, 18661845, 26126583, 37323690, 43544305, 52253166, 87088610, 130632915, 261265830]

約数ペア:

[(1, 261265830), (2, 130632915), (3, 87088610), (5, 52253166), (6, 43544305), (7, 37323690), (10, 26126583), (14, 18661845), (15, 17417722), (21, 12441230), (30, 8708861), (31, 8427930), (35, 7464738), (42, 6220615), (62, 4213965), (67, 3899490), (70, 3732369), (93, 2809310), (105, 2488246), (134, 1949745), (155, 1685586), (186, 1404655), (201, 1299830), (210, 1244123), (217, 1203990), (310, 842793), (335, 779898), (402, 649915), (434, 601995), (465, 561862), (469, 557070), (599, 436170), (651, 401330), (670, 389949), (930, 280931), (938, 278535), (1005, 259966), (1085, 240798), (1198, 218085), (1302, 200665), (1407, 185690), (1797, 145390), (2010, 129983), (2077, 125790), (2170, 120399), (2345, 111414), (2814, 92845), (2995, 87234), (3255, 80266), (3594, 72695), (4154, 62895), (4193, 62310), (4690, 55707), (5990, 43617), (6231, 41930), (6510, 40133), (7035, 37138), (8386, 31155), (8985, 29078), (10385, 25158), (12462, 20965), (12579, 20770), (14070, 18569), (14539, 17970)]