20143749420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1\times {\mathrm{5297}}^1$

素因数の和:5920

約数の個数: 144

約数和(自身を含む): 62875901088

約数和(自身を除く): 42732151668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 571, 666, 740, 1110, 1142, 1332, 1665, 1713, 2220, 2284, 2855, 3330, 3426, 5139, 5297, 5710, 6660, 6852, 8565, 10278, 10594, 11420, 15891, 17130, 20556, 21127, 21188, 25695, 26485, 31782, 34260, 42254, 47673, 51390, 52970, 63381, 63564, 79455, 84508, 95346, 102780, 105635, 105940, 126762, 158910, 190143, 190692, 195989, 211270, 238365, 253524, 316905, 317820, 380286, 391978, 422540, 476730, 587967, 633810, 760572, 783956, 950715, 953460, 979945, 1175934, 1267620, 1763901, 1901430, 1959890, 2351868, 2939835, 3024587, 3527802, 3802860, 3919780, 5879670, 6049174, 7055604, 8819505, 9073761, 11759340, 12098348, 15122935, 17639010, 18147522, 27221283, 30245870, 35278020, 36295044, 45368805, 54442566, 60491740, 90737610, 108885132, 111909719, 136106415, 181475220, 223819438, 272212830, 335729157, 447638876, 544425660, 559548595, 671458314, 1007187471, 1119097190, 1342916628, 1678645785, 2014374942, 2238194380, 3357291570, 4028749884, 5035937355, 6714583140, 10071874710, 20143749420]

約数ペア:

[(1, 20143749420), (2, 10071874710), (3, 6714583140), (4, 5035937355), (5, 4028749884), (6, 3357291570), (9, 2238194380), (10, 2014374942), (12, 1678645785), (15, 1342916628), (18, 1119097190), (20, 1007187471), (30, 671458314), (36, 559548595), (37, 544425660), (45, 447638876), (60, 335729157), (74, 272212830), (90, 223819438), (111, 181475220), (148, 136106415), (180, 111909719), (185, 108885132), (222, 90737610), (333, 60491740), (370, 54442566), (444, 45368805), (555, 36295044), (571, 35278020), (666, 30245870), (740, 27221283), (1110, 18147522), (1142, 17639010), (1332, 15122935), (1665, 12098348), (1713, 11759340), (2220, 9073761), (2284, 8819505), (2855, 7055604), (3330, 6049174), (3426, 5879670), (5139, 3919780), (5297, 3802860), (5710, 3527802), (6660, 3024587), (6852, 2939835), (8565, 2351868), (10278, 1959890), (10594, 1901430), (11420, 1763901), (15891, 1267620), (17130, 1175934), (20556, 979945), (21127, 953460), (21188, 950715), (25695, 783956), (26485, 760572), (31782, 633810), (34260, 587967), (42254, 476730), (47673, 422540), (51390, 391978), (52970, 380286), (63381, 317820), (63564, 316905), (79455, 253524), (84508, 238365), (95346, 211270), (102780, 195989), (105635, 190692), (105940, 190143), (126762, 158910)]