18396720

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:209

約数の個数: 200

約数和(自身を含む): 68058144

約数和(自身を除く): 49661424

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, 167, 170, 180, 204, 216, 240, 255, 270, 272, 306, 324, 334, 340, 360, 405, 408, 432, 459, 501, 510, 540, 612, 648, 668, 680, 720, 765, 810, 816, 835, 918, 1002, 1020, 1080, 1224, 1296, 1336, 1360, 1377, 1503, 1530, 1620, 1670, 1836, 2004, 2040, 2160, 2295, 2448, 2505, 2672, 2754, 2839, 3006, 3060, 3240, 3340, 3672, 4008, 4080, 4509, 4590, 5010, 5508, 5678, 6012, 6120, 6480, 6680, 6885, 7344, 7515, 8016, 8517, 9018, 9180, 10020, 11016, 11356, 12024, 12240, 13360, 13527, 13770, 14195, 15030, 17034, 18036, 18360, 20040, 22032, 22545, 22712, 24048, 25551, 27054, 27540, 28390, 30060, 34068, 36072, 36720, 40080, 42585, 45090, 45424, 51102, 54108, 55080, 56780, 60120, 67635, 68136, 72144, 76653, 85170, 90180, 102204, 108216, 110160, 113560, 120240, 127755, 135270, 136272, 153306, 170340, 180360, 204408, 216432, 227120, 229959, 255510, 270540, 306612, 340680, 360720, 383265, 408816, 459918, 511020, 541080, 613224, 681360, 766530, 919836, 1022040, 1082160, 1149795, 1226448, 1533060, 1839672, 2044080, 2299590, 3066120, 3679344, 4599180, 6132240, 9198360, 18396720]

約数ペア:

[(1, 18396720), (2, 9198360), (3, 6132240), (4, 4599180), (5, 3679344), (6, 3066120), (8, 2299590), (9, 2044080), (10, 1839672), (12, 1533060), (15, 1226448), (16, 1149795), (17, 1082160), (18, 1022040), (20, 919836), (24, 766530), (27, 681360), (30, 613224), (34, 541080), (36, 511020), (40, 459918), (45, 408816), (48, 383265), (51, 360720), (54, 340680), (60, 306612), (68, 270540), (72, 255510), (80, 229959), (81, 227120), (85, 216432), (90, 204408), (102, 180360), (108, 170340), (120, 153306), (135, 136272), (136, 135270), (144, 127755), (153, 120240), (162, 113560), (167, 110160), (170, 108216), (180, 102204), (204, 90180), (216, 85170), (240, 76653), (255, 72144), (270, 68136), (272, 67635), (306, 60120), (324, 56780), (334, 55080), (340, 54108), (360, 51102), (405, 45424), (408, 45090), (432, 42585), (459, 40080), (501, 36720), (510, 36072), (540, 34068), (612, 30060), (648, 28390), (668, 27540), (680, 27054), (720, 25551), (765, 24048), (810, 22712), (816, 22545), (835, 22032), (918, 20040), (1002, 18360), (1020, 18036), (1080, 17034), (1224, 15030), (1296, 14195), (1336, 13770), (1360, 13527), (1377, 13360), (1503, 12240), (1530, 12024), (1620, 11356), (1670, 11016), (1836, 10020), (2004, 9180), (2040, 9018), (2160, 8517), (2295, 8016), (2448, 7515), (2505, 7344), (2672, 6885), (2754, 6680), (2839, 6480), (3006, 6120), (3060, 6012), (3240, 5678), (3340, 5508), (3672, 5010), (4008, 4590), (4080, 4509)]