319893840

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{21157}}^1$

素因数の和:21186

約数の個数: 160

約数和(自身を含む): 1259324160

約数和(自身を除く): 939430320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 21157, 42314, 63471, 84628, 105785, 126942, 148099, 169256, 190413, 211570, 253884, 296198, 317355, 338512, 380826, 423140, 444297, 507768, 571239, 592396, 634710, 740495, 761652, 846280, 888594, 952065, 1015536, 1142478, 1184792, 1269420, 1332891, 1480990, 1523304, 1692560, 1777188, 1904130, 2221485, 2284956, 2369584, 2538840, 2665782, 2856195, 2961980, 3046608, 3554376, 3808260, 3998673, 4442970, 4569912, 5077680, 5331564, 5712390, 5923960, 6664455, 7108752, 7616520, 7997346, 8885940, 9139824, 10663128, 11424780, 11847920, 13328910, 15233040, 15994692, 17771880, 19993365, 21326256, 22849560, 26657820, 31989384, 35543760, 39986730, 45699120, 53315640, 63978768, 79973460, 106631280, 159946920, 319893840]

約数ペア:

[(1, 319893840), (2, 159946920), (3, 106631280), (4, 79973460), (5, 63978768), (6, 53315640), (7, 45699120), (8, 39986730), (9, 35543760), (10, 31989384), (12, 26657820), (14, 22849560), (15, 21326256), (16, 19993365), (18, 17771880), (20, 15994692), (21, 15233040), (24, 13328910), (27, 11847920), (28, 11424780), (30, 10663128), (35, 9139824), (36, 8885940), (40, 7997346), (42, 7616520), (45, 7108752), (48, 6664455), (54, 5923960), (56, 5712390), (60, 5331564), (63, 5077680), (70, 4569912), (72, 4442970), (80, 3998673), (84, 3808260), (90, 3554376), (105, 3046608), (108, 2961980), (112, 2856195), (120, 2665782), (126, 2538840), (135, 2369584), (140, 2284956), (144, 2221485), (168, 1904130), (180, 1777188), (189, 1692560), (210, 1523304), (216, 1480990), (240, 1332891), (252, 1269420), (270, 1184792), (280, 1142478), (315, 1015536), (336, 952065), (360, 888594), (378, 846280), (420, 761652), (432, 740495), (504, 634710), (540, 592396), (560, 571239), (630, 507768), (720, 444297), (756, 423140), (840, 380826), (945, 338512), (1008, 317355), (1080, 296198), (1260, 253884), (1512, 211570), (1680, 190413), (1890, 169256), (2160, 148099), (2520, 126942), (3024, 105785), (3780, 84628), (5040, 63471), (7560, 42314), (15120, 21157)]