18807360

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:181

約数の個数: 224

約数和(自身を含む): 70664832

約数和(自身を除く): 51857472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 64, 65, 66, 78, 80, 88, 96, 104, 110, 120, 130, 132, 137, 143, 156, 160, 165, 176, 192, 195, 208, 220, 240, 260, 264, 274, 286, 312, 320, 330, 352, 390, 411, 416, 429, 440, 480, 520, 528, 548, 572, 624, 660, 685, 704, 715, 780, 822, 832, 858, 880, 960, 1040, 1056, 1096, 1144, 1248, 1320, 1370, 1430, 1507, 1560, 1644, 1716, 1760, 1781, 2055, 2080, 2112, 2145, 2192, 2288, 2496, 2640, 2740, 2860, 3014, 3120, 3288, 3432, 3520, 3562, 4110, 4160, 4290, 4384, 4521, 4576, 5280, 5343, 5480, 5720, 6028, 6240, 6576, 6864, 7124, 7535, 8220, 8580, 8768, 8905, 9042, 9152, 10560, 10686, 10960, 11440, 12056, 12480, 13152, 13728, 14248, 15070, 16440, 17160, 17810, 18084, 19591, 21372, 21920, 22605, 22880, 24112, 26304, 26715, 27456, 28496, 30140, 32880, 34320, 35620, 36168, 39182, 42744, 43840, 45210, 45760, 48224, 53430, 56992, 58773, 60280, 65760, 68640, 71240, 72336, 78364, 85488, 90420, 96448, 97955, 106860, 113984, 117546, 120560, 131520, 137280, 142480, 144672, 156728, 170976, 180840, 195910, 213720, 235092, 241120, 284960, 289344, 293865, 313456, 341952, 361680, 391820, 427440, 470184, 482240, 569920, 587730, 626912, 723360, 783640, 854880, 940368, 1175460, 1253824, 1446720, 1567280, 1709760, 1880736, 2350920, 3134560, 3761472, 4701840, 6269120, 9403680, 18807360]

約数ペア:

[(1, 18807360), (2, 9403680), (3, 6269120), (4, 4701840), (5, 3761472), (6, 3134560), (8, 2350920), (10, 1880736), (11, 1709760), (12, 1567280), (13, 1446720), (15, 1253824), (16, 1175460), (20, 940368), (22, 854880), (24, 783640), (26, 723360), (30, 626912), (32, 587730), (33, 569920), (39, 482240), (40, 470184), (44, 427440), (48, 391820), (52, 361680), (55, 341952), (60, 313456), (64, 293865), (65, 289344), (66, 284960), (78, 241120), (80, 235092), (88, 213720), (96, 195910), (104, 180840), (110, 170976), (120, 156728), (130, 144672), (132, 142480), (137, 137280), (143, 131520), (156, 120560), (160, 117546), (165, 113984), (176, 106860), (192, 97955), (195, 96448), (208, 90420), (220, 85488), (240, 78364), (260, 72336), (264, 71240), (274, 68640), (286, 65760), (312, 60280), (320, 58773), (330, 56992), (352, 53430), (390, 48224), (411, 45760), (416, 45210), (429, 43840), (440, 42744), (480, 39182), (520, 36168), (528, 35620), (548, 34320), (572, 32880), (624, 30140), (660, 28496), (685, 27456), (704, 26715), (715, 26304), (780, 24112), (822, 22880), (832, 22605), (858, 21920), (880, 21372), (960, 19591), (1040, 18084), (1056, 17810), (1096, 17160), (1144, 16440), (1248, 15070), (1320, 14248), (1370, 13728), (1430, 13152), (1507, 12480), (1560, 12056), (1644, 11440), (1716, 10960), (1760, 10686), (1781, 10560), (2055, 9152), (2080, 9042), (2112, 8905), (2145, 8768), (2192, 8580), (2288, 8220), (2496, 7535), (2640, 7124), (2740, 6864), (2860, 6576), (3014, 6240), (3120, 6028), (3288, 5720), (3432, 5480), (3520, 5343), (3562, 5280), (4110, 4576), (4160, 4521), (4290, 4384)]