142955940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:493

約数の個数: 96

約数和(自身を含む): 411223680

約数和(自身を除く): 268267740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 139, 183, 244, 278, 281, 305, 366, 417, 556, 562, 610, 695, 732, 834, 843, 915, 1124, 1220, 1390, 1405, 1668, 1686, 1830, 2085, 2780, 2810, 3372, 3660, 4170, 4215, 5620, 8340, 8430, 8479, 16860, 16958, 17141, 25437, 33916, 34282, 39059, 42395, 50874, 51423, 68564, 78118, 84790, 85705, 101748, 102846, 117177, 127185, 156236, 169580, 171410, 195295, 205692, 234354, 254370, 257115, 342820, 390590, 468708, 508740, 514230, 585885, 781180, 1028460, 1171770, 2343540, 2382599, 4765198, 7147797, 9530396, 11912995, 14295594, 23825990, 28591188, 35738985, 47651980, 71477970, 142955940]

約数ペア:

[(1, 142955940), (2, 71477970), (3, 47651980), (4, 35738985), (5, 28591188), (6, 23825990), (10, 14295594), (12, 11912995), (15, 9530396), (20, 7147797), (30, 4765198), (60, 2382599), (61, 2343540), (122, 1171770), (139, 1028460), (183, 781180), (244, 585885), (278, 514230), (281, 508740), (305, 468708), (366, 390590), (417, 342820), (556, 257115), (562, 254370), (610, 234354), (695, 205692), (732, 195295), (834, 171410), (843, 169580), (915, 156236), (1124, 127185), (1220, 117177), (1390, 102846), (1405, 101748), (1668, 85705), (1686, 84790), (1830, 78118), (2085, 68564), (2780, 51423), (2810, 50874), (3372, 42395), (3660, 39059), (4170, 34282), (4215, 33916), (5620, 25437), (8340, 17141), (8430, 16958), (8479, 16860)]