178729920

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{271}}^1$

素因数の和:523

約数の個数: 168

約数和(自身を含む): 619719360

約数和(自身を除く): 440989440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 229, 240, 271, 288, 320, 360, 458, 480, 542, 576, 687, 720, 813, 916, 960, 1084, 1145, 1355, 1374, 1440, 1626, 1832, 2061, 2168, 2290, 2439, 2710, 2748, 2880, 3252, 3435, 3664, 4065, 4122, 4336, 4580, 4878, 5420, 5496, 6504, 6870, 7328, 8130, 8244, 8672, 9160, 9756, 10305, 10840, 10992, 12195, 13008, 13740, 14656, 16260, 16488, 17344, 18320, 19512, 20610, 21680, 21984, 24390, 26016, 27480, 32520, 32976, 36640, 39024, 41220, 43360, 43968, 48780, 52032, 54960, 62059, 65040, 65952, 73280, 78048, 82440, 86720, 97560, 109920, 124118, 130080, 131904, 156096, 164880, 186177, 195120, 219840, 248236, 260160, 310295, 329760, 372354, 390240, 496472, 558531, 620590, 659520, 744708, 780480, 930885, 992944, 1117062, 1241180, 1489416, 1861770, 1985888, 2234124, 2482360, 2792655, 2978832, 3723540, 3971776, 4468248, 4964720, 5585310, 5957664, 7447080, 8936496, 9929440, 11170620, 11915328, 14894160, 17872992, 19858880, 22341240, 29788320, 35745984, 44682480, 59576640, 89364960, 178729920]

約数ペア:

[(1, 178729920), (2, 89364960), (3, 59576640), (4, 44682480), (5, 35745984), (6, 29788320), (8, 22341240), (9, 19858880), (10, 17872992), (12, 14894160), (15, 11915328), (16, 11170620), (18, 9929440), (20, 8936496), (24, 7447080), (30, 5957664), (32, 5585310), (36, 4964720), (40, 4468248), (45, 3971776), (48, 3723540), (60, 2978832), (64, 2792655), (72, 2482360), (80, 2234124), (90, 1985888), (96, 1861770), (120, 1489416), (144, 1241180), (160, 1117062), (180, 992944), (192, 930885), (229, 780480), (240, 744708), (271, 659520), (288, 620590), (320, 558531), (360, 496472), (458, 390240), (480, 372354), (542, 329760), (576, 310295), (687, 260160), (720, 248236), (813, 219840), (916, 195120), (960, 186177), (1084, 164880), (1145, 156096), (1355, 131904), (1374, 130080), (1440, 124118), (1626, 109920), (1832, 97560), (2061, 86720), (2168, 82440), (2290, 78048), (2439, 73280), (2710, 65952), (2748, 65040), (2880, 62059), (3252, 54960), (3435, 52032), (3664, 48780), (4065, 43968), (4122, 43360), (4336, 41220), (4580, 39024), (4878, 36640), (5420, 32976), (5496, 32520), (6504, 27480), (6870, 26016), (7328, 24390), (8130, 21984), (8244, 21680), (8672, 20610), (9160, 19512), (9756, 18320), (10305, 17344), (10840, 16488), (10992, 16260), (12195, 14656), (13008, 13740)]