320647080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:300

約数の個数: 192

約数和(自身を含む): 1058823360

約数和(自身を除く): 738176280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 97, 104, 120, 130, 156, 163, 169, 194, 195, 260, 291, 312, 326, 338, 388, 390, 485, 489, 507, 520, 582, 652, 676, 776, 780, 815, 845, 970, 978, 1014, 1164, 1261, 1304, 1352, 1455, 1560, 1630, 1690, 1940, 1956, 2028, 2119, 2328, 2445, 2522, 2535, 2910, 3260, 3380, 3783, 3880, 3912, 4056, 4238, 4890, 5044, 5070, 5820, 6305, 6357, 6520, 6760, 7566, 8476, 9780, 10088, 10140, 10595, 11640, 12610, 12714, 15132, 15811, 16393, 16952, 18915, 19560, 20280, 21190, 25220, 25428, 27547, 30264, 31622, 31785, 32786, 37830, 42380, 47433, 49179, 50440, 50856, 55094, 63244, 63570, 65572, 75660, 79055, 81965, 82641, 84760, 94866, 98358, 110188, 126488, 127140, 131144, 137735, 151320, 158110, 163930, 165282, 189732, 196716, 205543, 220376, 237165, 245895, 254280, 275470, 316220, 327860, 330564, 379464, 393432, 411086, 413205, 474330, 491790, 550940, 616629, 632440, 655720, 661128, 822172, 826410, 948660, 983580, 1027715, 1101880, 1233258, 1644344, 1652820, 1897320, 1967160, 2055430, 2466516, 2672059, 3083145, 3305640, 4110860, 4933032, 5344118, 6166290, 8016177, 8221720, 10688236, 12332580, 13360295, 16032354, 21376472, 24665160, 26720590, 32064708, 40080885, 53441180, 64129416, 80161770, 106882360, 160323540, 320647080]

約数ペア:

[(1, 320647080), (2, 160323540), (3, 106882360), (4, 80161770), (5, 64129416), (6, 53441180), (8, 40080885), (10, 32064708), (12, 26720590), (13, 24665160), (15, 21376472), (20, 16032354), (24, 13360295), (26, 12332580), (30, 10688236), (39, 8221720), (40, 8016177), (52, 6166290), (60, 5344118), (65, 4933032), (78, 4110860), (97, 3305640), (104, 3083145), (120, 2672059), (130, 2466516), (156, 2055430), (163, 1967160), (169, 1897320), (194, 1652820), (195, 1644344), (260, 1233258), (291, 1101880), (312, 1027715), (326, 983580), (338, 948660), (388, 826410), (390, 822172), (485, 661128), (489, 655720), (507, 632440), (520, 616629), (582, 550940), (652, 491790), (676, 474330), (776, 413205), (780, 411086), (815, 393432), (845, 379464), (970, 330564), (978, 327860), (1014, 316220), (1164, 275470), (1261, 254280), (1304, 245895), (1352, 237165), (1455, 220376), (1560, 205543), (1630, 196716), (1690, 189732), (1940, 165282), (1956, 163930), (2028, 158110), (2119, 151320), (2328, 137735), (2445, 131144), (2522, 127140), (2535, 126488), (2910, 110188), (3260, 98358), (3380, 94866), (3783, 84760), (3880, 82641), (3912, 81965), (4056, 79055), (4238, 75660), (4890, 65572), (5044, 63570), (5070, 63244), (5820, 55094), (6305, 50856), (6357, 50440), (6520, 49179), (6760, 47433), (7566, 42380), (8476, 37830), (9780, 32786), (10088, 31785), (10140, 31622), (10595, 30264), (11640, 27547), (12610, 25428), (12714, 25220), (15132, 21190), (15811, 20280), (16393, 19560), (16952, 18915)]