71961240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:473

約数の個数: 128

約数和(自身を含む): 234743040

約数和(自身を除く): 162781800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 163, 195, 260, 283, 312, 326, 390, 489, 520, 566, 652, 780, 815, 849, 978, 1132, 1304, 1415, 1560, 1630, 1698, 1956, 2119, 2264, 2445, 2830, 3260, 3396, 3679, 3912, 4238, 4245, 4890, 5660, 6357, 6520, 6792, 7358, 8476, 8490, 9780, 10595, 11037, 11320, 12714, 14716, 16952, 16980, 18395, 19560, 21190, 22074, 25428, 29432, 31785, 33960, 36790, 42380, 44148, 46129, 50856, 55185, 63570, 73580, 84760, 88296, 92258, 110370, 127140, 138387, 147160, 184516, 220740, 230645, 254280, 276774, 369032, 441480, 461290, 553548, 599677, 691935, 922580, 1107096, 1199354, 1383870, 1799031, 1845160, 2398708, 2767740, 2998385, 3598062, 4797416, 5535480, 5996770, 7196124, 8995155, 11993540, 14392248, 17990310, 23987080, 35980620, 71961240]

約数ペア:

[(1, 71961240), (2, 35980620), (3, 23987080), (4, 17990310), (5, 14392248), (6, 11993540), (8, 8995155), (10, 7196124), (12, 5996770), (13, 5535480), (15, 4797416), (20, 3598062), (24, 2998385), (26, 2767740), (30, 2398708), (39, 1845160), (40, 1799031), (52, 1383870), (60, 1199354), (65, 1107096), (78, 922580), (104, 691935), (120, 599677), (130, 553548), (156, 461290), (163, 441480), (195, 369032), (260, 276774), (283, 254280), (312, 230645), (326, 220740), (390, 184516), (489, 147160), (520, 138387), (566, 127140), (652, 110370), (780, 92258), (815, 88296), (849, 84760), (978, 73580), (1132, 63570), (1304, 55185), (1415, 50856), (1560, 46129), (1630, 44148), (1698, 42380), (1956, 36790), (2119, 33960), (2264, 31785), (2445, 29432), (2830, 25428), (3260, 22074), (3396, 21190), (3679, 19560), (3912, 18395), (4238, 16980), (4245, 16952), (4890, 14716), (5660, 12714), (6357, 11320), (6520, 11037), (6792, 10595), (7358, 9780), (8476, 8490)]