20816731200

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{255107}}^1$

素因数の和:255149

約数の個数: 168

約数和(自身を含む): 72313934112

約数和(自身を除く): 51497202912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 32, 34, 40, 48, 50, 51, 60, 64, 68, 75, 80, 85, 96, 100, 102, 120, 136, 150, 160, 170, 192, 200, 204, 240, 255, 272, 300, 320, 340, 400, 408, 425, 480, 510, 544, 600, 680, 800, 816, 850, 960, 1020, 1088, 1200, 1275, 1360, 1600, 1632, 1700, 2040, 2400, 2550, 2720, 3264, 3400, 4080, 4800, 5100, 5440, 6800, 8160, 10200, 13600, 16320, 20400, 27200, 40800, 81600, 255107, 510214, 765321, 1020428, 1275535, 1530642, 2040856, 2551070, 3061284, 3826605, 4081712, 4336819, 5102140, 6122568, 6377675, 7653210, 8163424, 8673638, 10204280, 12245136, 12755350, 13010457, 15306420, 16326848, 17347276, 19133025, 20408560, 21684095, 24490272, 25510700, 26020914, 30612840, 34694552, 38266050, 40817120, 43368190, 48980544, 51021400, 52041828, 61225680, 65052285, 69389104, 76532100, 81634240, 86736380, 102042800, 104083656, 108420475, 122451360, 130104570, 138778208, 153064200, 173472760, 204085600, 208167312, 216840950, 244902720, 260209140, 277556416, 306128400, 325261425, 346945520, 408171200, 416334624, 433681900, 520418280, 612256800, 650522850, 693891040, 832669248, 867363800, 1040836560, 1224513600, 1301045700, 1387782080, 1734727600, 2081673120, 2602091400, 3469455200, 4163346240, 5204182800, 6938910400, 10408365600, 20816731200]

約数ペア:

[(1, 20816731200), (2, 10408365600), (3, 6938910400), (4, 5204182800), (5, 4163346240), (6, 3469455200), (8, 2602091400), (10, 2081673120), (12, 1734727600), (15, 1387782080), (16, 1301045700), (17, 1224513600), (20, 1040836560), (24, 867363800), (25, 832669248), (30, 693891040), (32, 650522850), (34, 612256800), (40, 520418280), (48, 433681900), (50, 416334624), (51, 408171200), (60, 346945520), (64, 325261425), (68, 306128400), (75, 277556416), (80, 260209140), (85, 244902720), (96, 216840950), (100, 208167312), (102, 204085600), (120, 173472760), (136, 153064200), (150, 138778208), (160, 130104570), (170, 122451360), (192, 108420475), (200, 104083656), (204, 102042800), (240, 86736380), (255, 81634240), (272, 76532100), (300, 69389104), (320, 65052285), (340, 61225680), (400, 52041828), (408, 51021400), (425, 48980544), (480, 43368190), (510, 40817120), (544, 38266050), (600, 34694552), (680, 30612840), (800, 26020914), (816, 25510700), (850, 24490272), (960, 21684095), (1020, 20408560), (1088, 19133025), (1200, 17347276), (1275, 16326848), (1360, 15306420), (1600, 13010457), (1632, 12755350), (1700, 12245136), (2040, 10204280), (2400, 8673638), (2550, 8163424), (2720, 7653210), (3264, 6377675), (3400, 6122568), (4080, 5102140), (4800, 4336819), (5100, 4081712), (5440, 3826605), (6800, 3061284), (8160, 2551070), (10200, 2040856), (13600, 1530642), (16320, 1275535), (20400, 1020428), (27200, 765321), (40800, 510214), (81600, 255107)]