61386780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11243}}^1$

素因数の和:11275

約数の個数: 96

約数和(自身を含む): 211567104

約数和(自身を除く): 150180324

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 11243, 22486, 33729, 44972, 56215, 67458, 78701, 112430, 134916, 146159, 157402, 168645, 224860, 236103, 292318, 314804, 337290, 393505, 438477, 472206, 584636, 674580, 730795, 787010, 876954, 944412, 1023113, 1180515, 1461590, 1574020, 1753908, 2046226, 2192385, 2361030, 2923180, 3069339, 4092452, 4384770, 4722060, 5115565, 6138678, 8769540, 10231130, 12277356, 15346695, 20462260, 30693390, 61386780]

約数ペア:

[(1, 61386780), (2, 30693390), (3, 20462260), (4, 15346695), (5, 12277356), (6, 10231130), (7, 8769540), (10, 6138678), (12, 5115565), (13, 4722060), (14, 4384770), (15, 4092452), (20, 3069339), (21, 2923180), (26, 2361030), (28, 2192385), (30, 2046226), (35, 1753908), (39, 1574020), (42, 1461590), (52, 1180515), (60, 1023113), (65, 944412), (70, 876954), (78, 787010), (84, 730795), (91, 674580), (105, 584636), (130, 472206), (140, 438477), (156, 393505), (182, 337290), (195, 314804), (210, 292318), (260, 236103), (273, 224860), (364, 168645), (390, 157402), (420, 146159), (455, 134916), (546, 112430), (780, 78701), (910, 67458), (1092, 56215), (1365, 44972), (1820, 33729), (2730, 22486), (5460, 11243)]