320955600

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2011}}^1$

素因数の和:2058

約数の個数: 240

約数和(自身を含む): 1237460480

約数和(自身を除く): 916504880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 25, 28, 30, 35, 38, 40, 42, 48, 50, 56, 57, 60, 70, 75, 76, 80, 84, 95, 100, 105, 112, 114, 120, 133, 140, 150, 152, 168, 175, 190, 200, 210, 228, 240, 266, 280, 285, 300, 304, 336, 350, 380, 399, 400, 420, 456, 475, 525, 532, 560, 570, 600, 665, 700, 760, 798, 840, 912, 950, 1050, 1064, 1140, 1200, 1330, 1400, 1425, 1520, 1596, 1680, 1900, 1995, 2011, 2100, 2128, 2280, 2660, 2800, 2850, 3192, 3325, 3800, 3990, 4022, 4200, 4560, 5320, 5700, 6033, 6384, 6650, 7600, 7980, 8044, 8400, 9975, 10055, 10640, 11400, 12066, 13300, 14077, 15960, 16088, 19950, 20110, 22800, 24132, 26600, 28154, 30165, 31920, 32176, 38209, 39900, 40220, 42231, 48264, 50275, 53200, 56308, 60330, 70385, 76418, 79800, 80440, 84462, 96528, 100550, 112616, 114627, 120660, 140770, 150825, 152836, 159600, 160880, 168924, 191045, 201100, 211155, 225232, 229254, 241320, 267463, 281540, 301650, 305672, 337848, 351925, 382090, 402200, 422310, 458508, 482640, 534926, 563080, 573135, 603300, 611344, 675696, 703850, 764180, 802389, 804400, 844620, 917016, 955225, 1055775, 1069852, 1126160, 1146270, 1206600, 1337315, 1407700, 1528360, 1604778, 1689240, 1834032, 1910450, 2111550, 2139704, 2292540, 2413200, 2674630, 2815400, 2865675, 3056720, 3209556, 3378480, 3820900, 4011945, 4223100, 4279408, 4585080, 5349260, 5630800, 5731350, 6419112, 6686575, 7641800, 8023890, 8446200, 9170160, 10698520, 11462700, 12838224, 13373150, 15283600, 16047780, 16892400, 20059725, 21397040, 22925400, 26746300, 32095560, 40119450, 45850800, 53492600, 64191120, 80238900, 106985200, 160477800, 320955600]

約数ペア:

[(1, 320955600), (2, 160477800), (3, 106985200), (4, 80238900), (5, 64191120), (6, 53492600), (7, 45850800), (8, 40119450), (10, 32095560), (12, 26746300), (14, 22925400), (15, 21397040), (16, 20059725), (19, 16892400), (20, 16047780), (21, 15283600), (24, 13373150), (25, 12838224), (28, 11462700), (30, 10698520), (35, 9170160), (38, 8446200), (40, 8023890), (42, 7641800), (48, 6686575), (50, 6419112), (56, 5731350), (57, 5630800), (60, 5349260), (70, 4585080), (75, 4279408), (76, 4223100), (80, 4011945), (84, 3820900), (95, 3378480), (100, 3209556), (105, 3056720), (112, 2865675), (114, 2815400), (120, 2674630), (133, 2413200), (140, 2292540), (150, 2139704), (152, 2111550), (168, 1910450), (175, 1834032), (190, 1689240), (200, 1604778), (210, 1528360), (228, 1407700), (240, 1337315), (266, 1206600), (280, 1146270), (285, 1126160), (300, 1069852), (304, 1055775), (336, 955225), (350, 917016), (380, 844620), (399, 804400), (400, 802389), (420, 764180), (456, 703850), (475, 675696), (525, 611344), (532, 603300), (560, 573135), (570, 563080), (600, 534926), (665, 482640), (700, 458508), (760, 422310), (798, 402200), (840, 382090), (912, 351925), (950, 337848), (1050, 305672), (1064, 301650), (1140, 281540), (1200, 267463), (1330, 241320), (1400, 229254), (1425, 225232), (1520, 211155), (1596, 201100), (1680, 191045), (1900, 168924), (1995, 160880), (2011, 159600), (2100, 152836), (2128, 150825), (2280, 140770), (2660, 120660), (2800, 114627), (2850, 112616), (3192, 100550), (3325, 96528), (3800, 84462), (3990, 80440), (4022, 79800), (4200, 76418), (4560, 70385), (5320, 60330), (5700, 56308), (6033, 53200), (6384, 50275), (6650, 48264), (7600, 42231), (7980, 40220), (8044, 39900), (8400, 38209), (9975, 32176), (10055, 31920), (10640, 30165), (11400, 28154), (12066, 26600), (13300, 24132), (14077, 22800), (15960, 20110), (16088, 19950)]