447175260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18679}}^1$

素因数の和:18720

約数の個数: 144

約数和(自身を含む): 1631884800

約数和(自身を除く): 1184709540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 11970, 18679, 23940, 37358, 56037, 74716, 93395, 112074, 130753, 168111, 186790, 224148, 261506, 280185, 336222, 354901, 373580, 392259, 523012, 560370, 653765, 672444, 709802, 784518, 840555, 1064703, 1120740, 1176777, 1307530, 1419604, 1569036, 1681110, 1774505, 1961295, 2129406, 2353554, 2484307, 2615060, 3194109, 3362220, 3549010, 3922590, 4258812, 4707108, 4968614, 5323515, 5883885, 6388218, 7098020, 7452921, 7845180, 9937228, 10647030, 11767770, 12421535, 12776436, 14905842, 15970545, 21294060, 22358763, 23535540, 24843070, 29811684, 31941090, 37264605, 44717526, 49686140, 63882180, 74529210, 89435052, 111793815, 149058420, 223587630, 447175260]

約数ペア:

[(1, 447175260), (2, 223587630), (3, 149058420), (4, 111793815), (5, 89435052), (6, 74529210), (7, 63882180), (9, 49686140), (10, 44717526), (12, 37264605), (14, 31941090), (15, 29811684), (18, 24843070), (19, 23535540), (20, 22358763), (21, 21294060), (28, 15970545), (30, 14905842), (35, 12776436), (36, 12421535), (38, 11767770), (42, 10647030), (45, 9937228), (57, 7845180), (60, 7452921), (63, 7098020), (70, 6388218), (76, 5883885), (84, 5323515), (90, 4968614), (95, 4707108), (105, 4258812), (114, 3922590), (126, 3549010), (133, 3362220), (140, 3194109), (171, 2615060), (180, 2484307), (190, 2353554), (210, 2129406), (228, 1961295), (252, 1774505), (266, 1681110), (285, 1569036), (315, 1419604), (342, 1307530), (380, 1176777), (399, 1120740), (420, 1064703), (532, 840555), (570, 784518), (630, 709802), (665, 672444), (684, 653765), (798, 560370), (855, 523012), (1140, 392259), (1197, 373580), (1260, 354901), (1330, 336222), (1596, 280185), (1710, 261506), (1995, 224148), (2394, 186790), (2660, 168111), (3420, 130753), (3990, 112074), (4788, 93395), (5985, 74716), (7980, 56037), (11970, 37358), (18679, 23940)]