388787040

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:387

約数の個数: 240

約数和(自身を含む): 1388605680

約数和(自身を除く): 999818640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 131, 135, 144, 160, 162, 180, 216, 229, 240, 262, 270, 288, 324, 360, 393, 405, 432, 458, 480, 524, 540, 648, 655, 687, 720, 786, 810, 864, 916, 1048, 1080, 1145, 1179, 1296, 1310, 1374, 1440, 1572, 1620, 1832, 1965, 2061, 2096, 2160, 2290, 2358, 2592, 2620, 2748, 3144, 3240, 3435, 3537, 3664, 3930, 4122, 4192, 4320, 4580, 4716, 5240, 5496, 5895, 6183, 6288, 6480, 6870, 7074, 7328, 7860, 8244, 9160, 9432, 10305, 10480, 10611, 10992, 11790, 12366, 12576, 12960, 13740, 14148, 15720, 16488, 17685, 18320, 18549, 18864, 20610, 20960, 21222, 21984, 23580, 24732, 27480, 28296, 29999, 30915, 31440, 32976, 35370, 36640, 37098, 37728, 41220, 42444, 47160, 49464, 53055, 54960, 56592, 59998, 61830, 62880, 65952, 70740, 74196, 82440, 84888, 89997, 92745, 94320, 98928, 106110, 109920, 113184, 119996, 123660, 141480, 148392, 149995, 164880, 169776, 179994, 185490, 188640, 197856, 212220, 239992, 247320, 269991, 282960, 296784, 299990, 329760, 339552, 359988, 370980, 424440, 449985, 479984, 494640, 539982, 565920, 593568, 599980, 719976, 741960, 809973, 848880, 899970, 959968, 989280, 1079964, 1199960, 1349955, 1439952, 1483920, 1619946, 1697760, 1799940, 2159928, 2399920, 2429919, 2699910, 2879904, 2967840, 3239892, 3599880, 4049865, 4319856, 4799840, 4859838, 5399820, 6479784, 7199760, 8099730, 8639712, 9719676, 10799640, 12149595, 12959568, 14399520, 16199460, 19439352, 21599280, 24299190, 25919136, 32398920, 38878704, 43198560, 48598380, 64797840, 77757408, 97196760, 129595680, 194393520, 388787040]

約数ペア:

[(1, 388787040), (2, 194393520), (3, 129595680), (4, 97196760), (5, 77757408), (6, 64797840), (8, 48598380), (9, 43198560), (10, 38878704), (12, 32398920), (15, 25919136), (16, 24299190), (18, 21599280), (20, 19439352), (24, 16199460), (27, 14399520), (30, 12959568), (32, 12149595), (36, 10799640), (40, 9719676), (45, 8639712), (48, 8099730), (54, 7199760), (60, 6479784), (72, 5399820), (80, 4859838), (81, 4799840), (90, 4319856), (96, 4049865), (108, 3599880), (120, 3239892), (131, 2967840), (135, 2879904), (144, 2699910), (160, 2429919), (162, 2399920), (180, 2159928), (216, 1799940), (229, 1697760), (240, 1619946), (262, 1483920), (270, 1439952), (288, 1349955), (324, 1199960), (360, 1079964), (393, 989280), (405, 959968), (432, 899970), (458, 848880), (480, 809973), (524, 741960), (540, 719976), (648, 599980), (655, 593568), (687, 565920), (720, 539982), (786, 494640), (810, 479984), (864, 449985), (916, 424440), (1048, 370980), (1080, 359988), (1145, 339552), (1179, 329760), (1296, 299990), (1310, 296784), (1374, 282960), (1440, 269991), (1572, 247320), (1620, 239992), (1832, 212220), (1965, 197856), (2061, 188640), (2096, 185490), (2160, 179994), (2290, 169776), (2358, 164880), (2592, 149995), (2620, 148392), (2748, 141480), (3144, 123660), (3240, 119996), (3435, 113184), (3537, 109920), (3664, 106110), (3930, 98928), (4122, 94320), (4192, 92745), (4320, 89997), (4580, 84888), (4716, 82440), (5240, 74196), (5496, 70740), (5895, 65952), (6183, 62880), (6288, 61830), (6480, 59998), (6870, 56592), (7074, 54960), (7328, 53055), (7860, 49464), (8244, 47160), (9160, 42444), (9432, 41220), (10305, 37728), (10480, 37098), (10611, 36640), (10992, 35370), (11790, 32976), (12366, 31440), (12576, 30915), (12960, 29999), (13740, 28296), (14148, 27480), (15720, 24732), (16488, 23580), (17685, 21984), (18320, 21222), (18549, 20960), (18864, 20610)]