87440760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:410

約数の個数: 192

約数和(自身を含む): 315394560

約数和(自身を除く): 227953800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 71, 72, 88, 90, 99, 110, 120, 132, 142, 165, 180, 198, 213, 220, 264, 284, 311, 330, 355, 360, 396, 426, 440, 495, 568, 622, 639, 660, 710, 781, 792, 852, 933, 990, 1065, 1244, 1278, 1320, 1420, 1555, 1562, 1704, 1866, 1980, 2130, 2343, 2488, 2556, 2799, 2840, 3110, 3124, 3195, 3421, 3732, 3905, 3960, 4260, 4665, 4686, 5112, 5598, 6220, 6248, 6390, 6842, 7029, 7464, 7810, 8520, 9330, 9372, 10263, 11196, 11715, 12440, 12780, 13684, 13995, 14058, 15620, 17105, 18660, 18744, 20526, 22081, 22392, 23430, 25560, 27368, 27990, 28116, 30789, 31240, 34210, 35145, 37320, 41052, 44162, 46860, 51315, 55980, 56232, 61578, 66243, 68420, 70290, 82104, 88324, 93720, 102630, 110405, 111960, 123156, 132486, 136840, 140580, 153945, 176648, 198729, 205260, 220810, 242891, 246312, 264972, 281160, 307890, 331215, 397458, 410520, 441620, 485782, 529944, 615780, 662430, 728673, 794916, 883240, 971564, 993645, 1214455, 1231560, 1324860, 1457346, 1589832, 1943128, 1987290, 2186019, 2428910, 2649720, 2914692, 3643365, 3974580, 4372038, 4857820, 5829384, 7286730, 7949160, 8744076, 9715640, 10930095, 14573460, 17488152, 21860190, 29146920, 43720380, 87440760]

約数ペア:

[(1, 87440760), (2, 43720380), (3, 29146920), (4, 21860190), (5, 17488152), (6, 14573460), (8, 10930095), (9, 9715640), (10, 8744076), (11, 7949160), (12, 7286730), (15, 5829384), (18, 4857820), (20, 4372038), (22, 3974580), (24, 3643365), (30, 2914692), (33, 2649720), (36, 2428910), (40, 2186019), (44, 1987290), (45, 1943128), (55, 1589832), (60, 1457346), (66, 1324860), (71, 1231560), (72, 1214455), (88, 993645), (90, 971564), (99, 883240), (110, 794916), (120, 728673), (132, 662430), (142, 615780), (165, 529944), (180, 485782), (198, 441620), (213, 410520), (220, 397458), (264, 331215), (284, 307890), (311, 281160), (330, 264972), (355, 246312), (360, 242891), (396, 220810), (426, 205260), (440, 198729), (495, 176648), (568, 153945), (622, 140580), (639, 136840), (660, 132486), (710, 123156), (781, 111960), (792, 110405), (852, 102630), (933, 93720), (990, 88324), (1065, 82104), (1244, 70290), (1278, 68420), (1320, 66243), (1420, 61578), (1555, 56232), (1562, 55980), (1704, 51315), (1866, 46860), (1980, 44162), (2130, 41052), (2343, 37320), (2488, 35145), (2556, 34210), (2799, 31240), (2840, 30789), (3110, 28116), (3124, 27990), (3195, 27368), (3421, 25560), (3732, 23430), (3905, 22392), (3960, 22081), (4260, 20526), (4665, 18744), (4686, 18660), (5112, 17105), (5598, 15620), (6220, 14058), (6248, 13995), (6390, 13684), (6842, 12780), (7029, 12440), (7464, 11715), (7810, 11196), (8520, 10263), (9330, 9372)]