1280445600

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{383}}^1$

素因数の和:612

約数の個数: 288

約数和(自身を含む): 4799692800

約数和(自身を除く): 3519247200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 96, 100, 105, 112, 120, 140, 150, 160, 168, 175, 199, 200, 210, 224, 240, 280, 300, 336, 350, 383, 398, 400, 420, 480, 525, 560, 597, 600, 672, 700, 766, 796, 800, 840, 995, 1050, 1120, 1149, 1194, 1200, 1393, 1400, 1532, 1592, 1680, 1915, 1990, 2100, 2298, 2388, 2400, 2681, 2786, 2800, 2985, 3064, 3184, 3360, 3830, 3980, 4179, 4200, 4596, 4776, 4975, 5362, 5572, 5600, 5745, 5970, 6128, 6368, 6965, 7660, 7960, 8043, 8358, 8400, 9192, 9552, 9575, 9950, 10724, 11144, 11490, 11940, 12256, 13405, 13930, 14925, 15320, 15920, 16086, 16716, 16800, 18384, 19104, 19150, 19900, 20895, 21448, 22288, 22980, 23880, 26810, 27860, 28725, 29850, 30640, 31840, 32172, 33432, 34825, 36768, 38300, 39800, 40215, 41790, 42896, 44576, 45960, 47760, 53620, 55720, 57450, 59700, 61280, 64344, 66864, 67025, 69650, 76217, 76600, 79600, 80430, 83580, 85792, 91920, 95520, 104475, 107240, 111440, 114900, 119400, 128688, 133728, 134050, 139300, 152434, 153200, 159200, 160860, 167160, 183840, 201075, 208950, 214480, 222880, 228651, 229800, 238800, 257376, 268100, 278600, 304868, 306400, 321720, 334320, 381085, 402150, 417900, 428960, 457302, 459600, 477600, 533519, 536200, 557200, 609736, 643440, 668640, 762170, 804300, 835800, 914604, 919200, 1067038, 1072400, 1114400, 1143255, 1219472, 1286880, 1524340, 1600557, 1608600, 1671600, 1829208, 1905425, 2134076, 2144800, 2286510, 2438944, 2667595, 3048680, 3201114, 3217200, 3343200, 3658416, 3810850, 4268152, 4573020, 5335190, 5716275, 6097360, 6402228, 6434400, 7316832, 7621700, 8002785, 8536304, 9146040, 10670380, 11432550, 12194720, 12804456, 13337975, 15243400, 16005570, 17072608, 18292080, 21340760, 22865100, 25608912, 26675950, 30486800, 32011140, 36584160, 40013925, 42681520, 45730200, 51217824, 53351900, 60973600, 64022280, 80027850, 85363040, 91460400, 106703800, 128044560, 160055700, 182920800, 213407600, 256089120, 320111400, 426815200, 640222800, 1280445600]

約数ペア:

[(1, 1280445600), (2, 640222800), (3, 426815200), (4, 320111400), (5, 256089120), (6, 213407600), (7, 182920800), (8, 160055700), (10, 128044560), (12, 106703800), (14, 91460400), (15, 85363040), (16, 80027850), (20, 64022280), (21, 60973600), (24, 53351900), (25, 51217824), (28, 45730200), (30, 42681520), (32, 40013925), (35, 36584160), (40, 32011140), (42, 30486800), (48, 26675950), (50, 25608912), (56, 22865100), (60, 21340760), (70, 18292080), (75, 17072608), (80, 16005570), (84, 15243400), (96, 13337975), (100, 12804456), (105, 12194720), (112, 11432550), (120, 10670380), (140, 9146040), (150, 8536304), (160, 8002785), (168, 7621700), (175, 7316832), (199, 6434400), (200, 6402228), (210, 6097360), (224, 5716275), (240, 5335190), (280, 4573020), (300, 4268152), (336, 3810850), (350, 3658416), (383, 3343200), (398, 3217200), (400, 3201114), (420, 3048680), (480, 2667595), (525, 2438944), (560, 2286510), (597, 2144800), (600, 2134076), (672, 1905425), (700, 1829208), (766, 1671600), (796, 1608600), (800, 1600557), (840, 1524340), (995, 1286880), (1050, 1219472), (1120, 1143255), (1149, 1114400), (1194, 1072400), (1200, 1067038), (1393, 919200), (1400, 914604), (1532, 835800), (1592, 804300), (1680, 762170), (1915, 668640), (1990, 643440), (2100, 609736), (2298, 557200), (2388, 536200), (2400, 533519), (2681, 477600), (2786, 459600), (2800, 457302), (2985, 428960), (3064, 417900), (3184, 402150), (3360, 381085), (3830, 334320), (3980, 321720), (4179, 306400), (4200, 304868), (4596, 278600), (4776, 268100), (4975, 257376), (5362, 238800), (5572, 229800), (5600, 228651), (5745, 222880), (5970, 214480), (6128, 208950), (6368, 201075), (6965, 183840), (7660, 167160), (7960, 160860), (8043, 159200), (8358, 153200), (8400, 152434), (9192, 139300), (9552, 134050), (9575, 133728), (9950, 128688), (10724, 119400), (11144, 114900), (11490, 111440), (11940, 107240), (12256, 104475), (13405, 95520), (13930, 91920), (14925, 85792), (15320, 83580), (15920, 80430), (16086, 79600), (16716, 76600), (16800, 76217), (18384, 69650), (19104, 67025), (19150, 66864), (19900, 64344), (20895, 61280), (21448, 59700), (22288, 57450), (22980, 55720), (23880, 53620), (26810, 47760), (27860, 45960), (28725, 44576), (29850, 42896), (30640, 41790), (31840, 40215), (32172, 39800), (33432, 38300), (34825, 36768)]