221570370

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1987}}^1$

素因数の和:2069

約数の個数: 128

約数和(自身を含む): 687052800

約数和(自身を除く): 465482430

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 59, 63, 70, 90, 105, 118, 126, 135, 177, 189, 210, 270, 295, 315, 354, 378, 413, 531, 590, 630, 826, 885, 945, 1062, 1239, 1593, 1770, 1890, 1987, 2065, 2478, 2655, 3186, 3717, 3974, 4130, 5310, 5961, 6195, 7434, 7965, 9935, 11151, 11922, 12390, 13909, 15930, 17883, 18585, 19870, 22302, 27818, 29805, 35766, 37170, 41727, 53649, 55755, 59610, 69545, 83454, 89415, 107298, 111510, 117233, 125181, 139090, 178830, 208635, 234466, 250362, 268245, 351699, 375543, 417270, 536490, 586165, 625905, 703398, 751086, 820631, 1055097, 1172330, 1251810, 1641262, 1758495, 1877715, 2110194, 2461893, 3165291, 3516990, 3755430, 4103155, 4923786, 5275485, 6330582, 7385679, 8206310, 10550970, 12309465, 14771358, 15826455, 22157037, 24618930, 31652910, 36928395, 44314074, 73856790, 110785185, 221570370]

約数ペア:

[(1, 221570370), (2, 110785185), (3, 73856790), (5, 44314074), (6, 36928395), (7, 31652910), (9, 24618930), (10, 22157037), (14, 15826455), (15, 14771358), (18, 12309465), (21, 10550970), (27, 8206310), (30, 7385679), (35, 6330582), (42, 5275485), (45, 4923786), (54, 4103155), (59, 3755430), (63, 3516990), (70, 3165291), (90, 2461893), (105, 2110194), (118, 1877715), (126, 1758495), (135, 1641262), (177, 1251810), (189, 1172330), (210, 1055097), (270, 820631), (295, 751086), (315, 703398), (354, 625905), (378, 586165), (413, 536490), (531, 417270), (590, 375543), (630, 351699), (826, 268245), (885, 250362), (945, 234466), (1062, 208635), (1239, 178830), (1593, 139090), (1770, 125181), (1890, 117233), (1987, 111510), (2065, 107298), (2478, 89415), (2655, 83454), (3186, 69545), (3717, 59610), (3974, 55755), (4130, 53649), (5310, 41727), (5961, 37170), (6195, 35766), (7434, 29805), (7965, 27818), (9935, 22302), (11151, 19870), (11922, 18585), (12390, 17883), (13909, 15930)]