1971361440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{3049}}^1$

素因数の和:3519

約数の個数: 144

約数和(自身を含む): 6744465000

約数和(自身を除く): 4773103560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 449, 480, 720, 898, 1347, 1440, 1796, 2245, 2694, 3049, 3592, 4041, 4490, 5388, 6098, 6735, 7184, 8082, 8980, 9147, 10776, 12196, 13470, 14368, 15245, 16164, 17960, 18294, 20205, 21552, 24392, 26940, 27441, 30490, 32328, 35920, 36588, 40410, 43104, 45735, 48784, 53880, 54882, 60980, 64656, 71840, 73176, 80820, 91470, 97568, 107760, 109764, 121960, 129312, 137205, 146352, 161640, 182940, 215520, 219528, 243920, 274410, 292704, 323280, 365880, 439056, 487840, 548820, 646560, 731760, 878112, 1097640, 1369001, 1463520, 2195280, 2738002, 4107003, 4390560, 5476004, 6845005, 8214006, 10952008, 12321009, 13690010, 16428012, 20535015, 21904016, 24642018, 27380020, 32856024, 41070030, 43808032, 49284036, 54760040, 61605045, 65712048, 82140060, 98568072, 109520080, 123210090, 131424096, 164280120, 197136144, 219040160, 246420180, 328560240, 394272288, 492840360, 657120480, 985680720, 1971361440]

約数ペア:

[(1, 1971361440), (2, 985680720), (3, 657120480), (4, 492840360), (5, 394272288), (6, 328560240), (8, 246420180), (9, 219040160), (10, 197136144), (12, 164280120), (15, 131424096), (16, 123210090), (18, 109520080), (20, 98568072), (24, 82140060), (30, 65712048), (32, 61605045), (36, 54760040), (40, 49284036), (45, 43808032), (48, 41070030), (60, 32856024), (72, 27380020), (80, 24642018), (90, 21904016), (96, 20535015), (120, 16428012), (144, 13690010), (160, 12321009), (180, 10952008), (240, 8214006), (288, 6845005), (360, 5476004), (449, 4390560), (480, 4107003), (720, 2738002), (898, 2195280), (1347, 1463520), (1440, 1369001), (1796, 1097640), (2245, 878112), (2694, 731760), (3049, 646560), (3592, 548820), (4041, 487840), (4490, 439056), (5388, 365880), (6098, 323280), (6735, 292704), (7184, 274410), (8082, 243920), (8980, 219528), (9147, 215520), (10776, 182940), (12196, 161640), (13470, 146352), (14368, 137205), (15245, 129312), (16164, 121960), (17960, 109764), (18294, 107760), (20205, 97568), (21552, 91470), (24392, 80820), (26940, 73176), (27441, 71840), (30490, 64656), (32328, 60980), (35920, 54882), (36588, 53880), (40410, 48784), (43104, 45735)]