20585171880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{628363}}^1$

素因数の和:628400

約数の個数: 192

約数和(自身を含む): 82340818560

約数和(自身を除く): 61755646680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4680, 5460, 6552, 8190, 10920, 16380, 32760, 628363, 1256726, 1885089, 2513452, 3141815, 3770178, 4398541, 5026904, 5655267, 6283630, 7540356, 8168719, 8797082, 9425445, 11310534, 12567260, 13195623, 15080712, 16337438, 17594164, 18850890, 21992705, 22621068, 24506157, 25134520, 26391246, 28276335, 32674876, 35188328, 37701780, 39586869, 40843595, 43985410, 45242136, 49012314, 52782492, 56552670, 57181033, 65349752, 65978115, 73518471, 75403560, 79173738, 81687190, 87970820, 98024628, 105564984, 113105340, 114362066, 122530785, 131956230, 147036942, 158347476, 163374380, 171543099, 175941640, 196049256, 197934345, 226210680, 228724132, 245061570, 263912460, 285905165, 294073884, 316694952, 326748760, 343086198, 367592355, 395868690, 457448264, 490123140, 514629297, 527824920, 571810330, 588147768, 686172396, 735184710, 791737380, 857715495, 980246280, 1029258594, 1143620660, 1372344792, 1470369420, 1583474760, 1715430990, 2058517188, 2287241320, 2573146485, 2940738840, 3430861980, 4117034376, 5146292970, 6861723960, 10292585940, 20585171880]

約数ペア:

[(1, 20585171880), (2, 10292585940), (3, 6861723960), (4, 5146292970), (5, 4117034376), (6, 3430861980), (7, 2940738840), (8, 2573146485), (9, 2287241320), (10, 2058517188), (12, 1715430990), (13, 1583474760), (14, 1470369420), (15, 1372344792), (18, 1143620660), (20, 1029258594), (21, 980246280), (24, 857715495), (26, 791737380), (28, 735184710), (30, 686172396), (35, 588147768), (36, 571810330), (39, 527824920), (40, 514629297), (42, 490123140), (45, 457448264), (52, 395868690), (56, 367592355), (60, 343086198), (63, 326748760), (65, 316694952), (70, 294073884), (72, 285905165), (78, 263912460), (84, 245061570), (90, 228724132), (91, 226210680), (104, 197934345), (105, 196049256), (117, 175941640), (120, 171543099), (126, 163374380), (130, 158347476), (140, 147036942), (156, 131956230), (168, 122530785), (180, 114362066), (182, 113105340), (195, 105564984), (210, 98024628), (234, 87970820), (252, 81687190), (260, 79173738), (273, 75403560), (280, 73518471), (312, 65978115), (315, 65349752), (360, 57181033), (364, 56552670), (390, 52782492), (420, 49012314), (455, 45242136), (468, 43985410), (504, 40843595), (520, 39586869), (546, 37701780), (585, 35188328), (630, 32674876), (728, 28276335), (780, 26391246), (819, 25134520), (840, 24506157), (910, 22621068), (936, 21992705), (1092, 18850890), (1170, 17594164), (1260, 16337438), (1365, 15080712), (1560, 13195623), (1638, 12567260), (1820, 11310534), (2184, 9425445), (2340, 8797082), (2520, 8168719), (2730, 7540356), (3276, 6283630), (3640, 5655267), (4095, 5026904), (4680, 4398541), (5460, 3770178), (6552, 3141815), (8190, 2513452), (10920, 1885089), (16380, 1256726), (32760, 628363)]