1242783180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{787}}^1$

素因数の和:1116

約数の個数: 144

約数和(自身を含む): 3910093824

約数和(自身を除く): 2667310644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 283, 310, 372, 465, 558, 566, 620, 787, 849, 930, 1116, 1132, 1395, 1415, 1574, 1698, 1860, 2361, 2547, 2790, 2830, 3148, 3396, 3935, 4245, 4722, 5094, 5580, 5660, 7083, 7870, 8490, 8773, 9444, 10188, 11805, 12735, 14166, 15740, 16980, 17546, 23610, 24397, 25470, 26319, 28332, 35092, 35415, 43865, 47220, 48794, 50940, 52638, 70830, 73191, 78957, 87730, 97588, 105276, 121985, 131595, 141660, 146382, 157914, 175460, 219573, 222721, 243970, 263190, 292764, 315828, 365955, 394785, 439146, 445442, 487940, 526380, 668163, 731910, 789570, 878292, 890884, 1097865, 1113605, 1336326, 1463820, 1579140, 2004489, 2195730, 2227210, 2672652, 3340815, 4008978, 4391460, 4454420, 6681630, 6904351, 8017956, 10022445, 13363260, 13808702, 20044890, 20713053, 27617404, 34521755, 40089780, 41426106, 62139159, 69043510, 82852212, 103565265, 124278318, 138087020, 207130530, 248556636, 310695795, 414261060, 621391590, 1242783180]

約数ペア:

[(1, 1242783180), (2, 621391590), (3, 414261060), (4, 310695795), (5, 248556636), (6, 207130530), (9, 138087020), (10, 124278318), (12, 103565265), (15, 82852212), (18, 69043510), (20, 62139159), (30, 41426106), (31, 40089780), (36, 34521755), (45, 27617404), (60, 20713053), (62, 20044890), (90, 13808702), (93, 13363260), (124, 10022445), (155, 8017956), (180, 6904351), (186, 6681630), (279, 4454420), (283, 4391460), (310, 4008978), (372, 3340815), (465, 2672652), (558, 2227210), (566, 2195730), (620, 2004489), (787, 1579140), (849, 1463820), (930, 1336326), (1116, 1113605), (1132, 1097865), (1395, 890884), (1415, 878292), (1574, 789570), (1698, 731910), (1860, 668163), (2361, 526380), (2547, 487940), (2790, 445442), (2830, 439146), (3148, 394785), (3396, 365955), (3935, 315828), (4245, 292764), (4722, 263190), (5094, 243970), (5580, 222721), (5660, 219573), (7083, 175460), (7870, 157914), (8490, 146382), (8773, 141660), (9444, 131595), (10188, 121985), (11805, 105276), (12735, 97588), (14166, 87730), (15740, 78957), (16980, 73191), (17546, 70830), (23610, 52638), (24397, 50940), (25470, 48794), (26319, 47220), (28332, 43865), (35092, 35415)]