71420160

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{2657}}^1$

素因数の和:2688

約数の個数: 144

約数和(自身を含む): 260781696

約数和(自身を除く): 189361536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2657, 2688, 3360, 3840, 4480, 5314, 5376, 6720, 7971, 8960, 10628, 13285, 13440, 15942, 18599, 21256, 26570, 26880, 31884, 37198, 39855, 42512, 53140, 55797, 63768, 74396, 79710, 85024, 92995, 106280, 111594, 127536, 148792, 159420, 170048, 185990, 212560, 223188, 255072, 278985, 297584, 318840, 340096, 371980, 425120, 446376, 510144, 557970, 595168, 637680, 680192, 743960, 850240, 892752, 1020288, 1115940, 1190336, 1275360, 1487920, 1700480, 1785504, 2040576, 2231880, 2380672, 2550720, 2975840, 3400960, 3571008, 4463760, 4761344, 5101440, 5951680, 7142016, 8927520, 10202880, 11903360, 14284032, 17855040, 23806720, 35710080, 71420160]

約数ペア:

[(1, 71420160), (2, 35710080), (3, 23806720), (4, 17855040), (5, 14284032), (6, 11903360), (7, 10202880), (8, 8927520), (10, 7142016), (12, 5951680), (14, 5101440), (15, 4761344), (16, 4463760), (20, 3571008), (21, 3400960), (24, 2975840), (28, 2550720), (30, 2380672), (32, 2231880), (35, 2040576), (40, 1785504), (42, 1700480), (48, 1487920), (56, 1275360), (60, 1190336), (64, 1115940), (70, 1020288), (80, 892752), (84, 850240), (96, 743960), (105, 680192), (112, 637680), (120, 595168), (128, 557970), (140, 510144), (160, 446376), (168, 425120), (192, 371980), (210, 340096), (224, 318840), (240, 297584), (256, 278985), (280, 255072), (320, 223188), (336, 212560), (384, 185990), (420, 170048), (448, 159420), (480, 148792), (560, 127536), (640, 111594), (672, 106280), (768, 92995), (840, 85024), (896, 79710), (960, 74396), (1120, 63768), (1280, 55797), (1344, 53140), (1680, 42512), (1792, 39855), (1920, 37198), (2240, 31884), (2657, 26880), (2688, 26570), (3360, 21256), (3840, 18599), (4480, 15942), (5314, 13440), (5376, 13285), (6720, 10628), (7971, 8960)]