28371330

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:225

約数の個数: 128

約数和(自身を含む): 83462400

約数和(自身を除く): 55091070

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 59, 65, 78, 90, 117, 118, 130, 135, 137, 177, 195, 234, 270, 274, 295, 351, 354, 390, 411, 531, 585, 590, 685, 702, 767, 822, 885, 1062, 1170, 1233, 1370, 1534, 1593, 1755, 1770, 1781, 2055, 2301, 2466, 2655, 3186, 3510, 3562, 3699, 3835, 4110, 4602, 5310, 5343, 6165, 6903, 7398, 7670, 7965, 8083, 8905, 10686, 11505, 12330, 13806, 15930, 16029, 16166, 17810, 18495, 20709, 23010, 24249, 26715, 32058, 34515, 36990, 40415, 41418, 48087, 48498, 53430, 69030, 72747, 80145, 80830, 96174, 103545, 105079, 121245, 145494, 160290, 207090, 210158, 218241, 240435, 242490, 315237, 363735, 436482, 480870, 525395, 630474, 727470, 945711, 1050790, 1091205, 1576185, 1891422, 2182410, 2837133, 3152370, 4728555, 5674266, 9457110, 14185665, 28371330]

約数ペア:

[(1, 28371330), (2, 14185665), (3, 9457110), (5, 5674266), (6, 4728555), (9, 3152370), (10, 2837133), (13, 2182410), (15, 1891422), (18, 1576185), (26, 1091205), (27, 1050790), (30, 945711), (39, 727470), (45, 630474), (54, 525395), (59, 480870), (65, 436482), (78, 363735), (90, 315237), (117, 242490), (118, 240435), (130, 218241), (135, 210158), (137, 207090), (177, 160290), (195, 145494), (234, 121245), (270, 105079), (274, 103545), (295, 96174), (351, 80830), (354, 80145), (390, 72747), (411, 69030), (531, 53430), (585, 48498), (590, 48087), (685, 41418), (702, 40415), (767, 36990), (822, 34515), (885, 32058), (1062, 26715), (1170, 24249), (1233, 23010), (1370, 20709), (1534, 18495), (1593, 17810), (1755, 16166), (1770, 16029), (1781, 15930), (2055, 13806), (2301, 12330), (2466, 11505), (2655, 10686), (3186, 8905), (3510, 8083), (3562, 7965), (3699, 7670), (3835, 7398), (4110, 6903), (4602, 6165), (5310, 5343)]