89962020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 285405120

約数和(自身を除く): 195443100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 59, 60, 86, 90, 118, 129, 172, 177, 180, 197, 215, 236, 258, 295, 354, 387, 394, 430, 516, 531, 590, 591, 645, 708, 774, 788, 860, 885, 985, 1062, 1180, 1182, 1290, 1548, 1770, 1773, 1935, 1970, 2124, 2364, 2537, 2580, 2655, 2955, 3540, 3546, 3870, 3940, 5074, 5310, 5910, 7092, 7611, 7740, 8471, 8865, 10148, 10620, 11623, 11820, 12685, 15222, 16942, 17730, 22833, 23246, 25370, 25413, 30444, 33884, 34869, 35460, 38055, 42355, 45666, 46492, 50740, 50826, 58115, 69738, 76110, 76239, 84710, 91332, 101652, 104607, 114165, 116230, 127065, 139476, 152220, 152478, 169420, 174345, 209214, 228330, 232460, 254130, 304956, 348690, 381195, 418428, 456660, 499789, 508260, 523035, 697380, 762390, 999578, 1046070, 1499367, 1524780, 1999156, 2092140, 2498945, 2998734, 4498101, 4997890, 5997468, 7496835, 8996202, 9995780, 14993670, 17992404, 22490505, 29987340, 44981010, 89962020]

約数ペア:

[(1, 89962020), (2, 44981010), (3, 29987340), (4, 22490505), (5, 17992404), (6, 14993670), (9, 9995780), (10, 8996202), (12, 7496835), (15, 5997468), (18, 4997890), (20, 4498101), (30, 2998734), (36, 2498945), (43, 2092140), (45, 1999156), (59, 1524780), (60, 1499367), (86, 1046070), (90, 999578), (118, 762390), (129, 697380), (172, 523035), (177, 508260), (180, 499789), (197, 456660), (215, 418428), (236, 381195), (258, 348690), (295, 304956), (354, 254130), (387, 232460), (394, 228330), (430, 209214), (516, 174345), (531, 169420), (590, 152478), (591, 152220), (645, 139476), (708, 127065), (774, 116230), (788, 114165), (860, 104607), (885, 101652), (985, 91332), (1062, 84710), (1180, 76239), (1182, 76110), (1290, 69738), (1548, 58115), (1770, 50826), (1773, 50740), (1935, 46492), (1970, 45666), (2124, 42355), (2364, 38055), (2537, 35460), (2580, 34869), (2655, 33884), (2955, 30444), (3540, 25413), (3546, 25370), (3870, 23246), (3940, 22833), (5074, 17730), (5310, 16942), (5910, 15222), (7092, 12685), (7611, 11820), (7740, 11623), (8471, 10620), (8865, 10148)]