80306640

素因数分解:

$2^4\times 3^{10}\times 5^1\times {\mathrm{17}}^1$

素因数の和:60

約数の個数: 220

約数和(自身を含む): 296542404

約数和(自身を除く): 216235764

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 81, 85, 90, 102, 108, 120, 135, 136, 144, 153, 162, 170, 180, 204, 216, 240, 243, 255, 270, 272, 306, 324, 340, 360, 405, 408, 432, 459, 486, 510, 540, 612, 648, 680, 720, 729, 765, 810, 816, 918, 972, 1020, 1080, 1215, 1224, 1296, 1360, 1377, 1458, 1530, 1620, 1836, 1944, 2040, 2160, 2187, 2295, 2430, 2448, 2754, 2916, 3060, 3240, 3645, 3672, 3888, 4080, 4131, 4374, 4590, 4860, 5508, 5832, 6120, 6480, 6561, 6885, 7290, 7344, 8262, 8748, 9180, 9720, 10935, 11016, 11664, 12240, 12393, 13122, 13770, 14580, 16524, 17496, 18360, 19440, 19683, 20655, 21870, 22032, 24786, 26244, 27540, 29160, 32805, 33048, 34992, 36720, 37179, 39366, 41310, 43740, 49572, 52488, 55080, 58320, 59049, 61965, 65610, 66096, 74358, 78732, 82620, 87480, 98415, 99144, 104976, 110160, 111537, 118098, 123930, 131220, 148716, 157464, 165240, 174960, 185895, 196830, 198288, 223074, 236196, 247860, 262440, 295245, 297432, 314928, 330480, 334611, 371790, 393660, 446148, 472392, 495720, 524880, 557685, 590490, 594864, 669222, 743580, 787320, 892296, 944784, 991440, 1003833, 1115370, 1180980, 1338444, 1487160, 1574640, 1673055, 1784592, 2007666, 2230740, 2361960, 2676888, 2974320, 3346110, 4015332, 4461480, 4723920, 5019165, 5353776, 6692220, 8030664, 8922960, 10038330, 13384440, 16061328, 20076660, 26768880, 40153320, 80306640]

約数ペア:

[(1, 80306640), (2, 40153320), (3, 26768880), (4, 20076660), (5, 16061328), (6, 13384440), (8, 10038330), (9, 8922960), (10, 8030664), (12, 6692220), (15, 5353776), (16, 5019165), (17, 4723920), (18, 4461480), (20, 4015332), (24, 3346110), (27, 2974320), (30, 2676888), (34, 2361960), (36, 2230740), (40, 2007666), (45, 1784592), (48, 1673055), (51, 1574640), (54, 1487160), (60, 1338444), (68, 1180980), (72, 1115370), (80, 1003833), (81, 991440), (85, 944784), (90, 892296), (102, 787320), (108, 743580), (120, 669222), (135, 594864), (136, 590490), (144, 557685), (153, 524880), (162, 495720), (170, 472392), (180, 446148), (204, 393660), (216, 371790), (240, 334611), (243, 330480), (255, 314928), (270, 297432), (272, 295245), (306, 262440), (324, 247860), (340, 236196), (360, 223074), (405, 198288), (408, 196830), (432, 185895), (459, 174960), (486, 165240), (510, 157464), (540, 148716), (612, 131220), (648, 123930), (680, 118098), (720, 111537), (729, 110160), (765, 104976), (810, 99144), (816, 98415), (918, 87480), (972, 82620), (1020, 78732), (1080, 74358), (1215, 66096), (1224, 65610), (1296, 61965), (1360, 59049), (1377, 58320), (1458, 55080), (1530, 52488), (1620, 49572), (1836, 43740), (1944, 41310), (2040, 39366), (2160, 37179), (2187, 36720), (2295, 34992), (2430, 33048), (2448, 32805), (2754, 29160), (2916, 27540), (3060, 26244), (3240, 24786), (3645, 22032), (3672, 21870), (3888, 20655), (4080, 19683), (4131, 19440), (4374, 18360), (4590, 17496), (4860, 16524), (5508, 14580), (5832, 13770), (6120, 13122), (6480, 12393), (6561, 12240), (6885, 11664), (7290, 11016), (7344, 10935), (8262, 9720), (8748, 9180)]