198200520

素因数分解:

$2^3\times 3^6\times 5^1\times 7^1\times {\mathrm{971}}^1$

素因数の和:1007

約数の個数: 224

約数和(自身を含む): 764925120

約数和(自身を除く): 566724600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 243, 252, 270, 280, 315, 324, 360, 378, 405, 420, 486, 504, 540, 567, 630, 648, 729, 756, 810, 840, 945, 971, 972, 1080, 1134, 1215, 1260, 1458, 1512, 1620, 1701, 1890, 1942, 1944, 2268, 2430, 2520, 2835, 2913, 2916, 3240, 3402, 3645, 3780, 3884, 4536, 4855, 4860, 5103, 5670, 5826, 5832, 6797, 6804, 7290, 7560, 7768, 8505, 8739, 9710, 9720, 10206, 11340, 11652, 13594, 13608, 14565, 14580, 17010, 17478, 19420, 20391, 20412, 22680, 23304, 25515, 26217, 27188, 29130, 29160, 33985, 34020, 34956, 38840, 40782, 40824, 43695, 51030, 52434, 54376, 58260, 61173, 67970, 68040, 69912, 78651, 81564, 87390, 101955, 102060, 104868, 116520, 122346, 131085, 135940, 157302, 163128, 174780, 183519, 203910, 204120, 209736, 235953, 244692, 262170, 271880, 305865, 314604, 349560, 367038, 393255, 407820, 471906, 489384, 524340, 550557, 611730, 629208, 707859, 734076, 786510, 815640, 917595, 943812, 1048680, 1101114, 1179765, 1223460, 1415718, 1468152, 1573020, 1651671, 1835190, 1887624, 2202228, 2359530, 2446920, 2752785, 2831436, 3146040, 3303342, 3539295, 3670380, 4404456, 4719060, 4955013, 5505570, 5662872, 6606684, 7078590, 7340760, 8258355, 9438120, 9910026, 11011140, 13213368, 14157180, 16516710, 19820052, 22022280, 24775065, 28314360, 33033420, 39640104, 49550130, 66066840, 99100260, 198200520]

約数ペア:

[(1, 198200520), (2, 99100260), (3, 66066840), (4, 49550130), (5, 39640104), (6, 33033420), (7, 28314360), (8, 24775065), (9, 22022280), (10, 19820052), (12, 16516710), (14, 14157180), (15, 13213368), (18, 11011140), (20, 9910026), (21, 9438120), (24, 8258355), (27, 7340760), (28, 7078590), (30, 6606684), (35, 5662872), (36, 5505570), (40, 4955013), (42, 4719060), (45, 4404456), (54, 3670380), (56, 3539295), (60, 3303342), (63, 3146040), (70, 2831436), (72, 2752785), (81, 2446920), (84, 2359530), (90, 2202228), (105, 1887624), (108, 1835190), (120, 1651671), (126, 1573020), (135, 1468152), (140, 1415718), (162, 1223460), (168, 1179765), (180, 1101114), (189, 1048680), (210, 943812), (216, 917595), (243, 815640), (252, 786510), (270, 734076), (280, 707859), (315, 629208), (324, 611730), (360, 550557), (378, 524340), (405, 489384), (420, 471906), (486, 407820), (504, 393255), (540, 367038), (567, 349560), (630, 314604), (648, 305865), (729, 271880), (756, 262170), (810, 244692), (840, 235953), (945, 209736), (971, 204120), (972, 203910), (1080, 183519), (1134, 174780), (1215, 163128), (1260, 157302), (1458, 135940), (1512, 131085), (1620, 122346), (1701, 116520), (1890, 104868), (1942, 102060), (1944, 101955), (2268, 87390), (2430, 81564), (2520, 78651), (2835, 69912), (2913, 68040), (2916, 67970), (3240, 61173), (3402, 58260), (3645, 54376), (3780, 52434), (3884, 51030), (4536, 43695), (4855, 40824), (4860, 40782), (5103, 38840), (5670, 34956), (5826, 34020), (5832, 33985), (6797, 29160), (6804, 29130), (7290, 27188), (7560, 26217), (7768, 25515), (8505, 23304), (8739, 22680), (9710, 20412), (9720, 20391), (10206, 19420), (11340, 17478), (11652, 17010), (13594, 14580), (13608, 14565)]