840189840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{500113}}^1$

素因数の和:500136

約数の個数: 80

約数和(自身を含む): 2976678528

約数和(自身を除く): 2136488688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 500113, 1000226, 1500339, 2000452, 2500565, 3000678, 3500791, 4000904, 5001130, 6001356, 7001582, 7501695, 8001808, 10002260, 10502373, 12002712, 14003164, 15003390, 17503955, 20004520, 21004746, 24005424, 28006328, 30006780, 35007910, 40009040, 42009492, 52511865, 56012656, 60013560, 70015820, 84018984, 105023730, 120027120, 140031640, 168037968, 210047460, 280063280, 420094920, 840189840]

約数ペア:

[(1, 840189840), (2, 420094920), (3, 280063280), (4, 210047460), (5, 168037968), (6, 140031640), (7, 120027120), (8, 105023730), (10, 84018984), (12, 70015820), (14, 60013560), (15, 56012656), (16, 52511865), (20, 42009492), (21, 40009040), (24, 35007910), (28, 30006780), (30, 28006328), (35, 24005424), (40, 21004746), (42, 20004520), (48, 17503955), (56, 15003390), (60, 14003164), (70, 12002712), (80, 10502373), (84, 10002260), (105, 8001808), (112, 7501695), (120, 7001582), (140, 6001356), (168, 5001130), (210, 4000904), (240, 3500791), (280, 3000678), (336, 2500565), (420, 2000452), (560, 1500339), (840, 1000226), (1680, 500113)]