15557760

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:135

約数の個数: 192

約数和(自身を含む): 55930680

約数和(自身を除く): 40372920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 64, 72, 73, 74, 80, 90, 96, 111, 120, 128, 144, 146, 148, 160, 180, 185, 192, 219, 222, 240, 288, 292, 296, 320, 333, 360, 365, 370, 384, 438, 444, 480, 555, 576, 584, 592, 640, 657, 666, 720, 730, 740, 876, 888, 960, 1095, 1110, 1152, 1168, 1184, 1314, 1332, 1440, 1460, 1480, 1665, 1752, 1776, 1920, 2190, 2220, 2336, 2368, 2628, 2664, 2701, 2880, 2920, 2960, 3285, 3330, 3504, 3552, 4380, 4440, 4672, 4736, 5256, 5328, 5402, 5760, 5840, 5920, 6570, 6660, 7008, 7104, 8103, 8760, 8880, 9344, 10512, 10656, 10804, 11680, 11840, 13140, 13320, 13505, 14016, 14208, 16206, 17520, 17760, 21024, 21312, 21608, 23360, 23680, 24309, 26280, 26640, 27010, 28032, 32412, 35040, 35520, 40515, 42048, 42624, 43216, 46720, 48618, 52560, 53280, 54020, 64824, 70080, 71040, 81030, 84096, 86432, 97236, 105120, 106560, 108040, 121545, 129648, 140160, 162060, 172864, 194472, 210240, 213120, 216080, 243090, 259296, 324120, 345728, 388944, 420480, 432160, 486180, 518592, 648240, 777888, 864320, 972360, 1037184, 1296480, 1555776, 1728640, 1944720, 2592960, 3111552, 3889440, 5185920, 7778880, 15557760]

約数ペア:

[(1, 15557760), (2, 7778880), (3, 5185920), (4, 3889440), (5, 3111552), (6, 2592960), (8, 1944720), (9, 1728640), (10, 1555776), (12, 1296480), (15, 1037184), (16, 972360), (18, 864320), (20, 777888), (24, 648240), (30, 518592), (32, 486180), (36, 432160), (37, 420480), (40, 388944), (45, 345728), (48, 324120), (60, 259296), (64, 243090), (72, 216080), (73, 213120), (74, 210240), (80, 194472), (90, 172864), (96, 162060), (111, 140160), (120, 129648), (128, 121545), (144, 108040), (146, 106560), (148, 105120), (160, 97236), (180, 86432), (185, 84096), (192, 81030), (219, 71040), (222, 70080), (240, 64824), (288, 54020), (292, 53280), (296, 52560), (320, 48618), (333, 46720), (360, 43216), (365, 42624), (370, 42048), (384, 40515), (438, 35520), (444, 35040), (480, 32412), (555, 28032), (576, 27010), (584, 26640), (592, 26280), (640, 24309), (657, 23680), (666, 23360), (720, 21608), (730, 21312), (740, 21024), (876, 17760), (888, 17520), (960, 16206), (1095, 14208), (1110, 14016), (1152, 13505), (1168, 13320), (1184, 13140), (1314, 11840), (1332, 11680), (1440, 10804), (1460, 10656), (1480, 10512), (1665, 9344), (1752, 8880), (1776, 8760), (1920, 8103), (2190, 7104), (2220, 7008), (2336, 6660), (2368, 6570), (2628, 5920), (2664, 5840), (2701, 5760), (2880, 5402), (2920, 5328), (2960, 5256), (3285, 4736), (3330, 4672), (3504, 4440), (3552, 4380)]