388482640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 320

約数和(自身を含む): 1220921856

約数和(自身を除く): 832439216

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 34, 35, 40, 43, 52, 56, 65, 68, 70, 73, 80, 85, 86, 91, 104, 112, 119, 130, 136, 140, 146, 170, 172, 182, 208, 215, 221, 238, 260, 272, 280, 292, 301, 340, 344, 364, 365, 430, 442, 455, 476, 511, 520, 559, 560, 584, 595, 602, 680, 688, 728, 730, 731, 860, 884, 910, 949, 952, 1022, 1040, 1105, 1118, 1168, 1190, 1204, 1241, 1360, 1456, 1460, 1462, 1505, 1547, 1720, 1768, 1820, 1898, 1904, 2044, 2210, 2236, 2380, 2408, 2482, 2555, 2795, 2920, 2924, 3010, 3094, 3139, 3440, 3536, 3640, 3655, 3796, 3913, 4088, 4420, 4472, 4745, 4760, 4816, 4964, 5110, 5117, 5590, 5840, 5848, 6020, 6188, 6205, 6278, 6643, 7280, 7310, 7592, 7735, 7826, 8176, 8687, 8840, 8944, 9490, 9503, 9520, 9928, 10220, 10234, 11180, 11696, 12040, 12376, 12410, 12556, 13286, 14620, 15184, 15470, 15652, 15695, 16133, 17374, 17680, 18980, 19006, 19565, 19856, 20440, 20468, 21973, 22360, 24080, 24752, 24820, 25112, 25585, 26572, 29240, 30940, 31304, 31390, 32266, 33215, 34748, 37960, 38012, 39130, 40807, 40880, 40936, 43435, 43946, 44720, 47515, 49640, 50224, 51170, 53144, 53363, 58480, 61880, 62608, 62780, 64532, 66430, 66521, 69496, 75920, 76024, 78260, 80665, 81614, 81872, 86870, 87892, 95030, 99280, 102340, 106288, 106726, 109865, 112931, 123760, 125560, 129064, 132860, 133042, 138992, 152048, 156520, 161330, 163228, 173740, 175784, 190060, 204035, 204680, 213452, 219730, 225862, 251120, 258128, 265720, 266084, 266815, 285649, 313040, 322660, 326456, 332605, 347480, 351568, 373541, 380120, 408070, 409360, 426904, 439460, 451724, 531440, 532168, 533630, 564655, 571298, 645320, 652912, 665210, 693719, 694960, 747082, 760240, 816140, 853808, 878920, 903448, 1064336, 1067260, 1129310, 1142596, 1290640, 1330420, 1387438, 1428245, 1494164, 1632280, 1757840, 1806896, 1867705, 2134520, 2258620, 2285192, 2660840, 2774876, 2856490, 2988328, 3264560, 3468595, 3735410, 4269040, 4517240, 4570384, 4856033, 5321680, 5549752, 5712980, 5976656, 6937190, 7470820, 9034480, 9712066, 11099504, 11425960, 13874380, 14941640, 19424132, 22851920, 24280165, 27748760, 29883280, 38848264, 48560330, 55497520, 77696528, 97120660, 194241320, 388482640]

約数ペア:

[(1, 388482640), (2, 194241320), (4, 97120660), (5, 77696528), (7, 55497520), (8, 48560330), (10, 38848264), (13, 29883280), (14, 27748760), (16, 24280165), (17, 22851920), (20, 19424132), (26, 14941640), (28, 13874380), (34, 11425960), (35, 11099504), (40, 9712066), (43, 9034480), (52, 7470820), (56, 6937190), (65, 5976656), (68, 5712980), (70, 5549752), (73, 5321680), (80, 4856033), (85, 4570384), (86, 4517240), (91, 4269040), (104, 3735410), (112, 3468595), (119, 3264560), (130, 2988328), (136, 2856490), (140, 2774876), (146, 2660840), (170, 2285192), (172, 2258620), (182, 2134520), (208, 1867705), (215, 1806896), (221, 1757840), (238, 1632280), (260, 1494164), (272, 1428245), (280, 1387438), (292, 1330420), (301, 1290640), (340, 1142596), (344, 1129310), (364, 1067260), (365, 1064336), (430, 903448), (442, 878920), (455, 853808), (476, 816140), (511, 760240), (520, 747082), (559, 694960), (560, 693719), (584, 665210), (595, 652912), (602, 645320), (680, 571298), (688, 564655), (728, 533630), (730, 532168), (731, 531440), (860, 451724), (884, 439460), (910, 426904), (949, 409360), (952, 408070), (1022, 380120), (1040, 373541), (1105, 351568), (1118, 347480), (1168, 332605), (1190, 326456), (1204, 322660), (1241, 313040), (1360, 285649), (1456, 266815), (1460, 266084), (1462, 265720), (1505, 258128), (1547, 251120), (1720, 225862), (1768, 219730), (1820, 213452), (1898, 204680), (1904, 204035), (2044, 190060), (2210, 175784), (2236, 173740), (2380, 163228), (2408, 161330), (2482, 156520), (2555, 152048), (2795, 138992), (2920, 133042), (2924, 132860), (3010, 129064), (3094, 125560), (3139, 123760), (3440, 112931), (3536, 109865), (3640, 106726), (3655, 106288), (3796, 102340), (3913, 99280), (4088, 95030), (4420, 87892), (4472, 86870), (4745, 81872), (4760, 81614), (4816, 80665), (4964, 78260), (5110, 76024), (5117, 75920), (5590, 69496), (5840, 66521), (5848, 66430), (6020, 64532), (6188, 62780), (6205, 62608), (6278, 61880), (6643, 58480), (7280, 53363), (7310, 53144), (7592, 51170), (7735, 50224), (7826, 49640), (8176, 47515), (8687, 44720), (8840, 43946), (8944, 43435), (9490, 40936), (9503, 40880), (9520, 40807), (9928, 39130), (10220, 38012), (10234, 37960), (11180, 34748), (11696, 33215), (12040, 32266), (12376, 31390), (12410, 31304), (12556, 30940), (13286, 29240), (14620, 26572), (15184, 25585), (15470, 25112), (15652, 24820), (15695, 24752), (16133, 24080), (17374, 22360), (17680, 21973), (18980, 20468), (19006, 20440), (19565, 19856)]