78016960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1201}}^1$

素因数の和:1254

約数の個数: 112

約数和(自身を含む): 219821760

約数和(自身を除く): 141804800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 320, 406, 448, 464, 560, 580, 812, 928, 1015, 1120, 1160, 1201, 1624, 1856, 2030, 2240, 2320, 2402, 3248, 4060, 4640, 4804, 6005, 6496, 8120, 8407, 9280, 9608, 12010, 12992, 16240, 16814, 19216, 24020, 32480, 33628, 34829, 38432, 42035, 48040, 64960, 67256, 69658, 76864, 84070, 96080, 134512, 139316, 168140, 174145, 192160, 243803, 269024, 278632, 336280, 348290, 384320, 487606, 538048, 557264, 672560, 696580, 975212, 1114528, 1219015, 1345120, 1393160, 1950424, 2229056, 2438030, 2690240, 2786320, 3900848, 4876060, 5572640, 7801696, 9752120, 11145280, 15603392, 19504240, 39008480, 78016960]

約数ペア:

[(1, 78016960), (2, 39008480), (4, 19504240), (5, 15603392), (7, 11145280), (8, 9752120), (10, 7801696), (14, 5572640), (16, 4876060), (20, 3900848), (28, 2786320), (29, 2690240), (32, 2438030), (35, 2229056), (40, 1950424), (56, 1393160), (58, 1345120), (64, 1219015), (70, 1114528), (80, 975212), (112, 696580), (116, 672560), (140, 557264), (145, 538048), (160, 487606), (203, 384320), (224, 348290), (232, 336280), (280, 278632), (290, 269024), (320, 243803), (406, 192160), (448, 174145), (464, 168140), (560, 139316), (580, 134512), (812, 96080), (928, 84070), (1015, 76864), (1120, 69658), (1160, 67256), (1201, 64960), (1624, 48040), (1856, 42035), (2030, 38432), (2240, 34829), (2320, 33628), (2402, 32480), (3248, 24020), (4060, 19216), (4640, 16814), (4804, 16240), (6005, 12992), (6496, 12010), (8120, 9608), (8407, 9280)]