30438720

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:310

約数の個数: 224

約数和(自身を含む): 116067840

約数和(自身を除く): 85629120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 260, 270, 271, 288, 312, 320, 351, 360, 390, 416, 432, 468, 480, 520, 540, 542, 576, 585, 624, 702, 720, 780, 813, 832, 864, 936, 960, 1040, 1080, 1084, 1170, 1248, 1355, 1404, 1440, 1560, 1626, 1728, 1755, 1872, 2080, 2160, 2168, 2340, 2439, 2496, 2710, 2808, 2880, 3120, 3252, 3510, 3523, 3744, 4065, 4160, 4320, 4336, 4680, 4878, 5420, 5616, 6240, 6504, 7020, 7046, 7317, 7488, 8130, 8640, 8672, 9360, 9756, 10569, 10840, 11232, 12195, 12480, 13008, 14040, 14092, 14634, 16260, 17344, 17615, 18720, 19512, 21138, 21680, 22464, 24390, 26016, 28080, 28184, 29268, 31707, 32520, 35230, 36585, 37440, 39024, 42276, 43360, 48780, 52032, 52845, 56160, 56368, 58536, 63414, 65040, 70460, 73170, 78048, 84552, 86720, 95121, 97560, 105690, 112320, 112736, 117072, 126828, 130080, 140920, 146340, 156096, 158535, 169104, 190242, 195120, 211380, 225472, 234144, 253656, 260160, 281840, 292680, 317070, 338208, 380484, 390240, 422760, 468288, 475605, 507312, 563680, 585360, 634140, 676416, 760968, 780480, 845520, 951210, 1014624, 1127360, 1170720, 1268280, 1521936, 1691040, 1902420, 2029248, 2341440, 2536560, 3043872, 3382080, 3804840, 5073120, 6087744, 7609680, 10146240, 15219360, 30438720]

約数ペア:

[(1, 30438720), (2, 15219360), (3, 10146240), (4, 7609680), (5, 6087744), (6, 5073120), (8, 3804840), (9, 3382080), (10, 3043872), (12, 2536560), (13, 2341440), (15, 2029248), (16, 1902420), (18, 1691040), (20, 1521936), (24, 1268280), (26, 1170720), (27, 1127360), (30, 1014624), (32, 951210), (36, 845520), (39, 780480), (40, 760968), (45, 676416), (48, 634140), (52, 585360), (54, 563680), (60, 507312), (64, 475605), (65, 468288), (72, 422760), (78, 390240), (80, 380484), (90, 338208), (96, 317070), (104, 292680), (108, 281840), (117, 260160), (120, 253656), (130, 234144), (135, 225472), (144, 211380), (156, 195120), (160, 190242), (180, 169104), (192, 158535), (195, 156096), (208, 146340), (216, 140920), (234, 130080), (240, 126828), (260, 117072), (270, 112736), (271, 112320), (288, 105690), (312, 97560), (320, 95121), (351, 86720), (360, 84552), (390, 78048), (416, 73170), (432, 70460), (468, 65040), (480, 63414), (520, 58536), (540, 56368), (542, 56160), (576, 52845), (585, 52032), (624, 48780), (702, 43360), (720, 42276), (780, 39024), (813, 37440), (832, 36585), (864, 35230), (936, 32520), (960, 31707), (1040, 29268), (1080, 28184), (1084, 28080), (1170, 26016), (1248, 24390), (1355, 22464), (1404, 21680), (1440, 21138), (1560, 19512), (1626, 18720), (1728, 17615), (1755, 17344), (1872, 16260), (2080, 14634), (2160, 14092), (2168, 14040), (2340, 13008), (2439, 12480), (2496, 12195), (2710, 11232), (2808, 10840), (2880, 10569), (3120, 9756), (3252, 9360), (3510, 8672), (3523, 8640), (3744, 8130), (4065, 7488), (4160, 7317), (4320, 7046), (4336, 7020), (4680, 6504), (4878, 6240), (5420, 5616)]