393178240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:239

約数の個数: 256

約数和(自身を含む): 1191294720

約数和(自身を除く): 798116480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 43, 52, 56, 64, 65, 70, 80, 86, 91, 104, 112, 128, 130, 140, 157, 160, 172, 182, 208, 215, 224, 260, 280, 301, 314, 320, 344, 364, 416, 430, 448, 455, 520, 559, 560, 602, 628, 640, 688, 728, 785, 832, 860, 896, 910, 1040, 1099, 1118, 1120, 1204, 1256, 1376, 1456, 1505, 1570, 1664, 1720, 1820, 2041, 2080, 2198, 2236, 2240, 2408, 2512, 2752, 2795, 2912, 3010, 3140, 3440, 3640, 3913, 4082, 4160, 4396, 4472, 4480, 4816, 5024, 5495, 5504, 5590, 5824, 6020, 6280, 6751, 6880, 7280, 7826, 8164, 8320, 8792, 8944, 9632, 10048, 10205, 10990, 11180, 11648, 12040, 12560, 13502, 13760, 14287, 14560, 15652, 16328, 17584, 17888, 19264, 19565, 20096, 20410, 21980, 22360, 24080, 25120, 27004, 27520, 28574, 29120, 31304, 32656, 33755, 35168, 35776, 38528, 39130, 40820, 43960, 44720, 47257, 48160, 50240, 54008, 57148, 58240, 62608, 65312, 67510, 70336, 71435, 71552, 78260, 81640, 87763, 87920, 89440, 94514, 96320, 100480, 108016, 114296, 125216, 130624, 135020, 140672, 142870, 156520, 163280, 175526, 175840, 178880, 189028, 192640, 216032, 228592, 236285, 250432, 261248, 270040, 285740, 313040, 326560, 351052, 351680, 357760, 378056, 432064, 438815, 457184, 472570, 500864, 540080, 571480, 614341, 626080, 653120, 702104, 703360, 756112, 864128, 877630, 914368, 945140, 1080160, 1142960, 1228682, 1252160, 1306240, 1404208, 1512224, 1755260, 1828736, 1890280, 2160320, 2285920, 2457364, 2504320, 2808416, 3024448, 3071705, 3510520, 3780560, 4320640, 4571840, 4914728, 5616832, 6048896, 6143410, 7021040, 7561120, 9143680, 9829456, 11233664, 12286820, 14042080, 15122240, 19658912, 24573640, 28084160, 30244480, 39317824, 49147280, 56168320, 78635648, 98294560, 196589120, 393178240]

約数ペア:

[(1, 393178240), (2, 196589120), (4, 98294560), (5, 78635648), (7, 56168320), (8, 49147280), (10, 39317824), (13, 30244480), (14, 28084160), (16, 24573640), (20, 19658912), (26, 15122240), (28, 14042080), (32, 12286820), (35, 11233664), (40, 9829456), (43, 9143680), (52, 7561120), (56, 7021040), (64, 6143410), (65, 6048896), (70, 5616832), (80, 4914728), (86, 4571840), (91, 4320640), (104, 3780560), (112, 3510520), (128, 3071705), (130, 3024448), (140, 2808416), (157, 2504320), (160, 2457364), (172, 2285920), (182, 2160320), (208, 1890280), (215, 1828736), (224, 1755260), (260, 1512224), (280, 1404208), (301, 1306240), (314, 1252160), (320, 1228682), (344, 1142960), (364, 1080160), (416, 945140), (430, 914368), (448, 877630), (455, 864128), (520, 756112), (559, 703360), (560, 702104), (602, 653120), (628, 626080), (640, 614341), (688, 571480), (728, 540080), (785, 500864), (832, 472570), (860, 457184), (896, 438815), (910, 432064), (1040, 378056), (1099, 357760), (1118, 351680), (1120, 351052), (1204, 326560), (1256, 313040), (1376, 285740), (1456, 270040), (1505, 261248), (1570, 250432), (1664, 236285), (1720, 228592), (1820, 216032), (2041, 192640), (2080, 189028), (2198, 178880), (2236, 175840), (2240, 175526), (2408, 163280), (2512, 156520), (2752, 142870), (2795, 140672), (2912, 135020), (3010, 130624), (3140, 125216), (3440, 114296), (3640, 108016), (3913, 100480), (4082, 96320), (4160, 94514), (4396, 89440), (4472, 87920), (4480, 87763), (4816, 81640), (5024, 78260), (5495, 71552), (5504, 71435), (5590, 70336), (5824, 67510), (6020, 65312), (6280, 62608), (6751, 58240), (6880, 57148), (7280, 54008), (7826, 50240), (8164, 48160), (8320, 47257), (8792, 44720), (8944, 43960), (9632, 40820), (10048, 39130), (10205, 38528), (10990, 35776), (11180, 35168), (11648, 33755), (12040, 32656), (12560, 31304), (13502, 29120), (13760, 28574), (14287, 27520), (14560, 27004), (15652, 25120), (16328, 24080), (17584, 22360), (17888, 21980), (19264, 20410), (19565, 20096)]