219338640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{317}}^1$

素因数の和:398

約数の個数: 180

約数和(自身を含む): 763541532

約数和(自身を除く): 544202892

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 317, 360, 372, 465, 496, 558, 620, 634, 720, 744, 930, 951, 961, 1116, 1240, 1268, 1395, 1488, 1585, 1860, 1902, 1922, 2232, 2480, 2536, 2790, 2853, 2883, 3170, 3720, 3804, 3844, 4464, 4755, 4805, 5072, 5580, 5706, 5766, 6340, 7440, 7608, 7688, 8649, 9510, 9610, 9827, 11160, 11412, 11532, 12680, 14265, 14415, 15216, 15376, 17298, 19020, 19220, 19654, 22320, 22824, 23064, 25360, 28530, 28830, 29481, 34596, 38040, 38440, 39308, 43245, 45648, 46128, 49135, 57060, 57660, 58962, 69192, 76080, 76880, 78616, 86490, 88443, 98270, 114120, 115320, 117924, 138384, 147405, 157232, 172980, 176886, 196540, 228240, 230640, 235848, 294810, 304637, 345960, 353772, 393080, 442215, 471696, 589620, 609274, 691920, 707544, 786160, 884430, 913911, 1179240, 1218548, 1415088, 1523185, 1768860, 1827822, 2358480, 2437096, 2741733, 3046370, 3537720, 3655644, 4569555, 4874192, 5483466, 6092740, 7075440, 7311288, 9139110, 10966932, 12185480, 13708665, 14622576, 18278220, 21933864, 24370960, 27417330, 36556440, 43867728, 54834660, 73112880, 109669320, 219338640]

約数ペア:

[(1, 219338640), (2, 109669320), (3, 73112880), (4, 54834660), (5, 43867728), (6, 36556440), (8, 27417330), (9, 24370960), (10, 21933864), (12, 18278220), (15, 14622576), (16, 13708665), (18, 12185480), (20, 10966932), (24, 9139110), (30, 7311288), (31, 7075440), (36, 6092740), (40, 5483466), (45, 4874192), (48, 4569555), (60, 3655644), (62, 3537720), (72, 3046370), (80, 2741733), (90, 2437096), (93, 2358480), (120, 1827822), (124, 1768860), (144, 1523185), (155, 1415088), (180, 1218548), (186, 1179240), (240, 913911), (248, 884430), (279, 786160), (310, 707544), (317, 691920), (360, 609274), (372, 589620), (465, 471696), (496, 442215), (558, 393080), (620, 353772), (634, 345960), (720, 304637), (744, 294810), (930, 235848), (951, 230640), (961, 228240), (1116, 196540), (1240, 176886), (1268, 172980), (1395, 157232), (1488, 147405), (1585, 138384), (1860, 117924), (1902, 115320), (1922, 114120), (2232, 98270), (2480, 88443), (2536, 86490), (2790, 78616), (2853, 76880), (2883, 76080), (3170, 69192), (3720, 58962), (3804, 57660), (3844, 57060), (4464, 49135), (4755, 46128), (4805, 45648), (5072, 43245), (5580, 39308), (5706, 38440), (5766, 38040), (6340, 34596), (7440, 29481), (7608, 28830), (7688, 28530), (8649, 25360), (9510, 23064), (9610, 22824), (9827, 22320), (11160, 19654), (11412, 19220), (11532, 19020), (12680, 17298), (14265, 15376), (14415, 15216)]