391551480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:638

約数の個数: 192

約数和(自身を含む): 1360139040

約数和(自身を除く): 968587560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 137, 153, 170, 180, 204, 255, 274, 306, 340, 360, 408, 411, 467, 510, 548, 612, 680, 685, 765, 822, 934, 1020, 1096, 1224, 1233, 1370, 1401, 1530, 1644, 1868, 2040, 2055, 2329, 2335, 2466, 2740, 2802, 3060, 3288, 3736, 4110, 4203, 4658, 4670, 4932, 5480, 5604, 6120, 6165, 6987, 7005, 7939, 8220, 8406, 9316, 9340, 9864, 11208, 11645, 12330, 13974, 14010, 15878, 16440, 16812, 18632, 18680, 20961, 21015, 23290, 23817, 24660, 27948, 28020, 31756, 33624, 34935, 39695, 41922, 42030, 46580, 47634, 49320, 55896, 56040, 63512, 63979, 69870, 71451, 79390, 83844, 84060, 93160, 95268, 104805, 119085, 127958, 139740, 142902, 158780, 167688, 168120, 190536, 191937, 209610, 238170, 255916, 279480, 285804, 317560, 319895, 357255, 383874, 419220, 476340, 511832, 571608, 575811, 639790, 714510, 767748, 838440, 952680, 959685, 1087643, 1151622, 1279580, 1429020, 1535496, 1919370, 2175286, 2303244, 2559160, 2858040, 2879055, 3262929, 3838740, 4350572, 4606488, 5438215, 5758110, 6525858, 7677480, 8701144, 9788787, 10876430, 11516220, 13051716, 16314645, 19577574, 21752860, 23032440, 26103432, 32629290, 39155148, 43505720, 48943935, 65258580, 78310296, 97887870, 130517160, 195775740, 391551480]

約数ペア:

[(1, 391551480), (2, 195775740), (3, 130517160), (4, 97887870), (5, 78310296), (6, 65258580), (8, 48943935), (9, 43505720), (10, 39155148), (12, 32629290), (15, 26103432), (17, 23032440), (18, 21752860), (20, 19577574), (24, 16314645), (30, 13051716), (34, 11516220), (36, 10876430), (40, 9788787), (45, 8701144), (51, 7677480), (60, 6525858), (68, 5758110), (72, 5438215), (85, 4606488), (90, 4350572), (102, 3838740), (120, 3262929), (136, 2879055), (137, 2858040), (153, 2559160), (170, 2303244), (180, 2175286), (204, 1919370), (255, 1535496), (274, 1429020), (306, 1279580), (340, 1151622), (360, 1087643), (408, 959685), (411, 952680), (467, 838440), (510, 767748), (548, 714510), (612, 639790), (680, 575811), (685, 571608), (765, 511832), (822, 476340), (934, 419220), (1020, 383874), (1096, 357255), (1224, 319895), (1233, 317560), (1370, 285804), (1401, 279480), (1530, 255916), (1644, 238170), (1868, 209610), (2040, 191937), (2055, 190536), (2329, 168120), (2335, 167688), (2466, 158780), (2740, 142902), (2802, 139740), (3060, 127958), (3288, 119085), (3736, 104805), (4110, 95268), (4203, 93160), (4658, 84060), (4670, 83844), (4932, 79390), (5480, 71451), (5604, 69870), (6120, 63979), (6165, 63512), (6987, 56040), (7005, 55896), (7939, 49320), (8220, 47634), (8406, 46580), (9316, 42030), (9340, 41922), (9864, 39695), (11208, 34935), (11645, 33624), (12330, 31756), (13974, 28020), (14010, 27948), (15878, 24660), (16440, 23817), (16812, 23290), (18632, 21015), (18680, 20961)]