615242340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1$

素因数の和:622

約数の個数: 144

約数和(自身を含む): 1915346160

約数和(自身を除く): 1300103820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 137, 180, 183, 244, 274, 305, 366, 409, 411, 548, 549, 610, 685, 732, 818, 822, 915, 1098, 1220, 1227, 1233, 1370, 1636, 1644, 1830, 2045, 2055, 2196, 2454, 2466, 2740, 2745, 3660, 3681, 4090, 4110, 4908, 4932, 5490, 6135, 6165, 7362, 8180, 8220, 8357, 10980, 12270, 12330, 14724, 16714, 18405, 24540, 24660, 24949, 25071, 33428, 36810, 41785, 49898, 50142, 56033, 73620, 74847, 75213, 83570, 99796, 100284, 112066, 124745, 125355, 149694, 150426, 167140, 168099, 224132, 224541, 249490, 250710, 280165, 299388, 300852, 336198, 374235, 376065, 449082, 498980, 501420, 504297, 560330, 672396, 748470, 752130, 840495, 898164, 1008594, 1120660, 1122705, 1496940, 1504260, 1680990, 2017188, 2245410, 2521485, 3361980, 3418013, 4490820, 5042970, 6836026, 10085940, 10254039, 13672052, 17090065, 20508078, 30762117, 34180130, 41016156, 51270195, 61524234, 68360260, 102540390, 123048468, 153810585, 205080780, 307621170, 615242340]

約数ペア:

[(1, 615242340), (2, 307621170), (3, 205080780), (4, 153810585), (5, 123048468), (6, 102540390), (9, 68360260), (10, 61524234), (12, 51270195), (15, 41016156), (18, 34180130), (20, 30762117), (30, 20508078), (36, 17090065), (45, 13672052), (60, 10254039), (61, 10085940), (90, 6836026), (122, 5042970), (137, 4490820), (180, 3418013), (183, 3361980), (244, 2521485), (274, 2245410), (305, 2017188), (366, 1680990), (409, 1504260), (411, 1496940), (548, 1122705), (549, 1120660), (610, 1008594), (685, 898164), (732, 840495), (818, 752130), (822, 748470), (915, 672396), (1098, 560330), (1220, 504297), (1227, 501420), (1233, 498980), (1370, 449082), (1636, 376065), (1644, 374235), (1830, 336198), (2045, 300852), (2055, 299388), (2196, 280165), (2454, 250710), (2466, 249490), (2740, 224541), (2745, 224132), (3660, 168099), (3681, 167140), (4090, 150426), (4110, 149694), (4908, 125355), (4932, 124745), (5490, 112066), (6135, 100284), (6165, 99796), (7362, 83570), (8180, 75213), (8220, 74847), (8357, 73620), (10980, 56033), (12270, 50142), (12330, 49898), (14724, 41785), (16714, 36810), (18405, 33428), (24540, 25071), (24660, 24949)]