1297836720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{18583}}^1$

素因数の和:18699

約数の個数: 120

約数和(自身を含む): 4403738976

約数和(自身を除く): 3105902256

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 97, 120, 144, 180, 194, 240, 291, 360, 388, 485, 582, 720, 776, 873, 970, 1164, 1455, 1552, 1746, 1940, 2328, 2910, 3492, 3880, 4365, 4656, 5820, 6984, 7760, 8730, 11640, 13968, 17460, 18583, 23280, 34920, 37166, 55749, 69840, 74332, 92915, 111498, 148664, 167247, 185830, 222996, 278745, 297328, 334494, 371660, 445992, 557490, 668988, 743320, 836235, 891984, 1114980, 1337976, 1486640, 1672470, 1802551, 2229960, 2675952, 3344940, 3605102, 4459920, 5407653, 6689880, 7210204, 9012755, 10815306, 13379760, 14420408, 16222959, 18025510, 21630612, 27038265, 28840816, 32445918, 36051020, 43261224, 54076530, 64891836, 72102040, 81114795, 86522448, 108153060, 129783672, 144204080, 162229590, 216306120, 259567344, 324459180, 432612240, 648918360, 1297836720]

約数ペア:

[(1, 1297836720), (2, 648918360), (3, 432612240), (4, 324459180), (5, 259567344), (6, 216306120), (8, 162229590), (9, 144204080), (10, 129783672), (12, 108153060), (15, 86522448), (16, 81114795), (18, 72102040), (20, 64891836), (24, 54076530), (30, 43261224), (36, 36051020), (40, 32445918), (45, 28840816), (48, 27038265), (60, 21630612), (72, 18025510), (80, 16222959), (90, 14420408), (97, 13379760), (120, 10815306), (144, 9012755), (180, 7210204), (194, 6689880), (240, 5407653), (291, 4459920), (360, 3605102), (388, 3344940), (485, 2675952), (582, 2229960), (720, 1802551), (776, 1672470), (873, 1486640), (970, 1337976), (1164, 1114980), (1455, 891984), (1552, 836235), (1746, 743320), (1940, 668988), (2328, 557490), (2910, 445992), (3492, 371660), (3880, 334494), (4365, 297328), (4656, 278745), (5820, 222996), (6984, 185830), (7760, 167247), (8730, 148664), (11640, 111498), (13968, 92915), (17460, 74332), (18583, 69840), (23280, 55749), (34920, 37166)]