87005520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1$

素因数の和:370

約数の個数: 240

約数和(自身を含む): 340609152

約数和(自身を除く): 253603632

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 61, 63, 70, 72, 80, 84, 90, 105, 112, 120, 122, 126, 140, 144, 168, 180, 183, 210, 240, 244, 252, 280, 283, 305, 315, 336, 360, 366, 420, 427, 488, 504, 549, 560, 566, 610, 630, 720, 732, 840, 849, 854, 915, 976, 1008, 1098, 1132, 1220, 1260, 1281, 1415, 1464, 1680, 1698, 1708, 1830, 1981, 2135, 2196, 2264, 2440, 2520, 2547, 2562, 2745, 2830, 2928, 3396, 3416, 3660, 3843, 3962, 4245, 4270, 4392, 4528, 4880, 5040, 5094, 5124, 5490, 5660, 5943, 6405, 6792, 6832, 7320, 7686, 7924, 8490, 8540, 8784, 9905, 10188, 10248, 10980, 11320, 11886, 12735, 12810, 13584, 14640, 15372, 15848, 16980, 17080, 17263, 17829, 19215, 19810, 20376, 20496, 21960, 22640, 23772, 25470, 25620, 29715, 30744, 31696, 33960, 34160, 34526, 35658, 38430, 39620, 40752, 43920, 47544, 50940, 51240, 51789, 59430, 61488, 67920, 69052, 71316, 76860, 79240, 86315, 89145, 95088, 101880, 102480, 103578, 118860, 120841, 138104, 142632, 153720, 155367, 158480, 172630, 178290, 203760, 207156, 237720, 241682, 258945, 276208, 285264, 307440, 310734, 345260, 356580, 362523, 414312, 475440, 483364, 517890, 604205, 621468, 690520, 713160, 725046, 776835, 828624, 966728, 1035780, 1087569, 1208410, 1242936, 1381040, 1426320, 1450092, 1553670, 1812615, 1933456, 2071560, 2175138, 2416820, 2485872, 2900184, 3107340, 3625230, 4143120, 4350276, 4833640, 5437845, 5800368, 6214680, 7250460, 8700552, 9667280, 10875690, 12429360, 14500920, 17401104, 21751380, 29001840, 43502760, 87005520]

約数ペア:

[(1, 87005520), (2, 43502760), (3, 29001840), (4, 21751380), (5, 17401104), (6, 14500920), (7, 12429360), (8, 10875690), (9, 9667280), (10, 8700552), (12, 7250460), (14, 6214680), (15, 5800368), (16, 5437845), (18, 4833640), (20, 4350276), (21, 4143120), (24, 3625230), (28, 3107340), (30, 2900184), (35, 2485872), (36, 2416820), (40, 2175138), (42, 2071560), (45, 1933456), (48, 1812615), (56, 1553670), (60, 1450092), (61, 1426320), (63, 1381040), (70, 1242936), (72, 1208410), (80, 1087569), (84, 1035780), (90, 966728), (105, 828624), (112, 776835), (120, 725046), (122, 713160), (126, 690520), (140, 621468), (144, 604205), (168, 517890), (180, 483364), (183, 475440), (210, 414312), (240, 362523), (244, 356580), (252, 345260), (280, 310734), (283, 307440), (305, 285264), (315, 276208), (336, 258945), (360, 241682), (366, 237720), (420, 207156), (427, 203760), (488, 178290), (504, 172630), (549, 158480), (560, 155367), (566, 153720), (610, 142632), (630, 138104), (720, 120841), (732, 118860), (840, 103578), (849, 102480), (854, 101880), (915, 95088), (976, 89145), (1008, 86315), (1098, 79240), (1132, 76860), (1220, 71316), (1260, 69052), (1281, 67920), (1415, 61488), (1464, 59430), (1680, 51789), (1698, 51240), (1708, 50940), (1830, 47544), (1981, 43920), (2135, 40752), (2196, 39620), (2264, 38430), (2440, 35658), (2520, 34526), (2547, 34160), (2562, 33960), (2745, 31696), (2830, 30744), (2928, 29715), (3396, 25620), (3416, 25470), (3660, 23772), (3843, 22640), (3962, 21960), (4245, 20496), (4270, 20376), (4392, 19810), (4528, 19215), (4880, 17829), (5040, 17263), (5094, 17080), (5124, 16980), (5490, 15848), (5660, 15372), (5943, 14640), (6405, 13584), (6792, 12810), (6832, 12735), (7320, 11886), (7686, 11320), (7924, 10980), (8490, 10248), (8540, 10188), (8784, 9905)]