2018847720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{3137}}^1$

素因数の和:3355

約数の個数: 128

約数和(自身を含む): 6290058240

約数和(自身を除く): 4271210520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 173, 186, 248, 310, 346, 372, 465, 519, 620, 692, 744, 865, 930, 1038, 1240, 1384, 1730, 1860, 2076, 2595, 3137, 3460, 3720, 4152, 5190, 5363, 6274, 6920, 9411, 10380, 10726, 12548, 15685, 16089, 18822, 20760, 21452, 25096, 26815, 31370, 32178, 37644, 42904, 47055, 53630, 62740, 64356, 75288, 80445, 94110, 97247, 107260, 125480, 128712, 160890, 188220, 194494, 214520, 291741, 321780, 376440, 388988, 486235, 542701, 583482, 643560, 777976, 972470, 1085402, 1166964, 1458705, 1628103, 1944940, 2170804, 2333928, 2713505, 2917410, 3256206, 3889880, 4341608, 5427010, 5834820, 6512412, 8140515, 10854020, 11669640, 13024824, 16281030, 16823731, 21708040, 32562060, 33647462, 50471193, 65124120, 67294924, 84118655, 100942386, 134589848, 168237310, 201884772, 252355965, 336474620, 403769544, 504711930, 672949240, 1009423860, 2018847720]

約数ペア:

[(1, 2018847720), (2, 1009423860), (3, 672949240), (4, 504711930), (5, 403769544), (6, 336474620), (8, 252355965), (10, 201884772), (12, 168237310), (15, 134589848), (20, 100942386), (24, 84118655), (30, 67294924), (31, 65124120), (40, 50471193), (60, 33647462), (62, 32562060), (93, 21708040), (120, 16823731), (124, 16281030), (155, 13024824), (173, 11669640), (186, 10854020), (248, 8140515), (310, 6512412), (346, 5834820), (372, 5427010), (465, 4341608), (519, 3889880), (620, 3256206), (692, 2917410), (744, 2713505), (865, 2333928), (930, 2170804), (1038, 1944940), (1240, 1628103), (1384, 1458705), (1730, 1166964), (1860, 1085402), (2076, 972470), (2595, 777976), (3137, 643560), (3460, 583482), (3720, 542701), (4152, 486235), (5190, 388988), (5363, 376440), (6274, 321780), (6920, 291741), (9411, 214520), (10380, 194494), (10726, 188220), (12548, 160890), (15685, 128712), (16089, 125480), (18822, 107260), (20760, 97247), (21452, 94110), (25096, 80445), (26815, 75288), (31370, 64356), (32178, 62740), (37644, 53630), (42904, 47055)]