19804368870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{139891}}^1$

素因数の和:139939

約数の個数: 144

約数和(自身を含む): 60952063536

約数和(自身を除く): 41147694666

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 26, 30, 33, 39, 45, 55, 65, 66, 78, 90, 99, 110, 117, 121, 130, 143, 165, 195, 198, 234, 242, 286, 330, 363, 390, 429, 495, 585, 605, 715, 726, 858, 990, 1089, 1170, 1210, 1287, 1430, 1573, 1815, 2145, 2178, 2574, 3146, 3630, 4290, 4719, 5445, 6435, 7865, 9438, 10890, 12870, 14157, 15730, 23595, 28314, 47190, 70785, 139891, 141570, 279782, 419673, 699455, 839346, 1259019, 1398910, 1538801, 1818583, 2098365, 2518038, 3077602, 3637166, 4196730, 4616403, 5455749, 6295095, 7694005, 9092915, 9232806, 10911498, 12590190, 13849209, 15388010, 16367247, 16926811, 18185830, 20004413, 23082015, 27278745, 27698418, 32734494, 33853622, 40008826, 46164030, 50780433, 54557490, 60013239, 69246045, 81836235, 84634055, 100022065, 101560866, 120026478, 138492090, 152341299, 163672470, 169268110, 180039717, 200044130, 220048543, 253902165, 300066195, 304682598, 360079434, 440097086, 507804330, 600132390, 660145629, 761706495, 900198585, 1100242715, 1320291258, 1523412990, 1800397170, 1980436887, 2200485430, 3300728145, 3960873774, 6601456290, 9902184435, 19804368870]

約数ペア:

[(1, 19804368870), (2, 9902184435), (3, 6601456290), (5, 3960873774), (6, 3300728145), (9, 2200485430), (10, 1980436887), (11, 1800397170), (13, 1523412990), (15, 1320291258), (18, 1100242715), (22, 900198585), (26, 761706495), (30, 660145629), (33, 600132390), (39, 507804330), (45, 440097086), (55, 360079434), (65, 304682598), (66, 300066195), (78, 253902165), (90, 220048543), (99, 200044130), (110, 180039717), (117, 169268110), (121, 163672470), (130, 152341299), (143, 138492090), (165, 120026478), (195, 101560866), (198, 100022065), (234, 84634055), (242, 81836235), (286, 69246045), (330, 60013239), (363, 54557490), (390, 50780433), (429, 46164030), (495, 40008826), (585, 33853622), (605, 32734494), (715, 27698418), (726, 27278745), (858, 23082015), (990, 20004413), (1089, 18185830), (1170, 16926811), (1210, 16367247), (1287, 15388010), (1430, 13849209), (1573, 12590190), (1815, 10911498), (2145, 9232806), (2178, 9092915), (2574, 7694005), (3146, 6295095), (3630, 5455749), (4290, 4616403), (4719, 4196730), (5445, 3637166), (6435, 3077602), (7865, 2518038), (9438, 2098365), (10890, 1818583), (12870, 1538801), (14157, 1398910), (15730, 1259019), (23595, 839346), (28314, 699455), (47190, 419673), (70785, 279782), (139891, 141570)]