438397440

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4391}}^1$

素因数の和:4430

約数の個数: 160

約数和(自身を含む): 1509653376

約数和(自身を除く): 1071255936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 512, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1536, 1560, 1664, 1920, 2080, 2496, 2560, 3120, 3328, 3840, 4160, 4391, 4992, 6240, 6656, 7680, 8320, 8782, 9984, 12480, 13173, 16640, 17564, 19968, 21955, 24960, 26346, 33280, 35128, 43910, 49920, 52692, 57083, 65865, 70256, 87820, 99840, 105384, 114166, 131730, 140512, 171249, 175640, 210768, 228332, 263460, 281024, 285415, 342498, 351280, 421536, 456664, 526920, 562048, 570830, 684996, 702560, 843072, 856245, 913328, 1053840, 1124096, 1141660, 1369992, 1405120, 1686144, 1712490, 1826656, 2107680, 2248192, 2283320, 2739984, 2810240, 3372288, 3424980, 3653312, 4215360, 4566640, 5479968, 5620480, 6744576, 6849960, 7306624, 8430720, 9133280, 10959936, 11240960, 13699920, 14613248, 16861440, 18266560, 21919872, 27399840, 29226496, 33722880, 36533120, 43839744, 54799680, 73066240, 87679488, 109599360, 146132480, 219198720, 438397440]

約数ペア:

[(1, 438397440), (2, 219198720), (3, 146132480), (4, 109599360), (5, 87679488), (6, 73066240), (8, 54799680), (10, 43839744), (12, 36533120), (13, 33722880), (15, 29226496), (16, 27399840), (20, 21919872), (24, 18266560), (26, 16861440), (30, 14613248), (32, 13699920), (39, 11240960), (40, 10959936), (48, 9133280), (52, 8430720), (60, 7306624), (64, 6849960), (65, 6744576), (78, 5620480), (80, 5479968), (96, 4566640), (104, 4215360), (120, 3653312), (128, 3424980), (130, 3372288), (156, 2810240), (160, 2739984), (192, 2283320), (195, 2248192), (208, 2107680), (240, 1826656), (256, 1712490), (260, 1686144), (312, 1405120), (320, 1369992), (384, 1141660), (390, 1124096), (416, 1053840), (480, 913328), (512, 856245), (520, 843072), (624, 702560), (640, 684996), (768, 570830), (780, 562048), (832, 526920), (960, 456664), (1040, 421536), (1248, 351280), (1280, 342498), (1536, 285415), (1560, 281024), (1664, 263460), (1920, 228332), (2080, 210768), (2496, 175640), (2560, 171249), (3120, 140512), (3328, 131730), (3840, 114166), (4160, 105384), (4391, 99840), (4992, 87820), (6240, 70256), (6656, 65865), (7680, 57083), (8320, 52692), (8782, 49920), (9984, 43910), (12480, 35128), (13173, 33280), (16640, 26346), (17564, 24960), (19968, 21955)]