31108320

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:422

約数の個数: 192

約数和(自身を含む): 114912000

約数和(自身を除く): 83803680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 342, 360, 379, 380, 432, 456, 480, 513, 540, 570, 608, 684, 720, 758, 760, 855, 864, 912, 1026, 1080, 1137, 1140, 1368, 1440, 1516, 1520, 1710, 1824, 1895, 2052, 2160, 2274, 2280, 2565, 2736, 3032, 3040, 3411, 3420, 3790, 4104, 4320, 4548, 4560, 5130, 5472, 5685, 6064, 6822, 6840, 7201, 7580, 8208, 9096, 9120, 10233, 10260, 11370, 12128, 13644, 13680, 14402, 15160, 16416, 17055, 18192, 20466, 20520, 21603, 22740, 27288, 27360, 28804, 30320, 34110, 36005, 36384, 40932, 41040, 43206, 45480, 51165, 54576, 57608, 60640, 64809, 68220, 72010, 81864, 82080, 86412, 90960, 102330, 108015, 109152, 115216, 129618, 136440, 144020, 163728, 172824, 181920, 194427, 204660, 216030, 230432, 259236, 272880, 288040, 324045, 327456, 345648, 388854, 409320, 432060, 518472, 545760, 576080, 648090, 691296, 777708, 818640, 864120, 972135, 1036944, 1152160, 1296180, 1555416, 1637280, 1728240, 1944270, 2073888, 2592360, 3110832, 3456480, 3888540, 5184720, 6221664, 7777080, 10369440, 15554160, 31108320]

約数ペア:

[(1, 31108320), (2, 15554160), (3, 10369440), (4, 7777080), (5, 6221664), (6, 5184720), (8, 3888540), (9, 3456480), (10, 3110832), (12, 2592360), (15, 2073888), (16, 1944270), (18, 1728240), (19, 1637280), (20, 1555416), (24, 1296180), (27, 1152160), (30, 1036944), (32, 972135), (36, 864120), (38, 818640), (40, 777708), (45, 691296), (48, 648090), (54, 576080), (57, 545760), (60, 518472), (72, 432060), (76, 409320), (80, 388854), (90, 345648), (95, 327456), (96, 324045), (108, 288040), (114, 272880), (120, 259236), (135, 230432), (144, 216030), (152, 204660), (160, 194427), (171, 181920), (180, 172824), (190, 163728), (216, 144020), (228, 136440), (240, 129618), (270, 115216), (285, 109152), (288, 108015), (304, 102330), (342, 90960), (360, 86412), (379, 82080), (380, 81864), (432, 72010), (456, 68220), (480, 64809), (513, 60640), (540, 57608), (570, 54576), (608, 51165), (684, 45480), (720, 43206), (758, 41040), (760, 40932), (855, 36384), (864, 36005), (912, 34110), (1026, 30320), (1080, 28804), (1137, 27360), (1140, 27288), (1368, 22740), (1440, 21603), (1516, 20520), (1520, 20466), (1710, 18192), (1824, 17055), (1895, 16416), (2052, 15160), (2160, 14402), (2274, 13680), (2280, 13644), (2565, 12128), (2736, 11370), (3032, 10260), (3040, 10233), (3411, 9120), (3420, 9096), (3790, 8208), (4104, 7580), (4320, 7201), (4548, 6840), (4560, 6822), (5130, 6064), (5472, 5685)]