201545820

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{2539}}^1$

素因数の和:2574

約数の個数: 180

約数和(自身を含む): 735771960

約数和(自身を除く): 534226140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 980, 1134, 1260, 1323, 1470, 1620, 1764, 1890, 2205, 2268, 2539, 2646, 2835, 2940, 3780, 3969, 4410, 5078, 5292, 5670, 6615, 7617, 7938, 8820, 10156, 11340, 12695, 13230, 15234, 15876, 17773, 19845, 22851, 25390, 26460, 30468, 35546, 38085, 39690, 45702, 50780, 53319, 68553, 71092, 76170, 79380, 88865, 91404, 106638, 114255, 124411, 137106, 152340, 159957, 177730, 205659, 213276, 228510, 248822, 266595, 274212, 319914, 342765, 355460, 373233, 411318, 457020, 479871, 497644, 533190, 622055, 639828, 685530, 746466, 799785, 822636, 959742, 1028295, 1066380, 1119699, 1244110, 1371060, 1439613, 1492932, 1599570, 1866165, 1919484, 2056590, 2239398, 2399355, 2488220, 2879226, 3199140, 3359097, 3732330, 4113180, 4478796, 4798710, 5598495, 5758452, 6718194, 7198065, 7464660, 9597420, 10077291, 11196990, 13436388, 14396130, 16795485, 20154582, 22393980, 28792260, 33590970, 40309164, 50386455, 67181940, 100772910, 201545820]

約数ペア:

[(1, 201545820), (2, 100772910), (3, 67181940), (4, 50386455), (5, 40309164), (6, 33590970), (7, 28792260), (9, 22393980), (10, 20154582), (12, 16795485), (14, 14396130), (15, 13436388), (18, 11196990), (20, 10077291), (21, 9597420), (27, 7464660), (28, 7198065), (30, 6718194), (35, 5758452), (36, 5598495), (42, 4798710), (45, 4478796), (49, 4113180), (54, 3732330), (60, 3359097), (63, 3199140), (70, 2879226), (81, 2488220), (84, 2399355), (90, 2239398), (98, 2056590), (105, 1919484), (108, 1866165), (126, 1599570), (135, 1492932), (140, 1439613), (147, 1371060), (162, 1244110), (180, 1119699), (189, 1066380), (196, 1028295), (210, 959742), (245, 822636), (252, 799785), (270, 746466), (294, 685530), (315, 639828), (324, 622055), (378, 533190), (405, 497644), (420, 479871), (441, 457020), (490, 411318), (540, 373233), (567, 355460), (588, 342765), (630, 319914), (735, 274212), (756, 266595), (810, 248822), (882, 228510), (945, 213276), (980, 205659), (1134, 177730), (1260, 159957), (1323, 152340), (1470, 137106), (1620, 124411), (1764, 114255), (1890, 106638), (2205, 91404), (2268, 88865), (2539, 79380), (2646, 76170), (2835, 71092), (2940, 68553), (3780, 53319), (3969, 50780), (4410, 45702), (5078, 39690), (5292, 38085), (5670, 35546), (6615, 30468), (7617, 26460), (7938, 25390), (8820, 22851), (10156, 19845), (11340, 17773), (12695, 15876), (13230, 15234)]