394747080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{977}}^1$

素因数の和:1048

約数の個数: 256

約数和(自身を含む): 1498452480

約数和(自身を除く): 1103705400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 37, 39, 40, 42, 52, 56, 60, 65, 70, 74, 78, 84, 91, 104, 105, 111, 120, 130, 140, 148, 156, 168, 182, 185, 195, 210, 222, 259, 260, 273, 280, 296, 312, 364, 370, 390, 420, 444, 455, 481, 518, 520, 546, 555, 728, 740, 777, 780, 840, 888, 910, 962, 977, 1036, 1092, 1110, 1295, 1365, 1443, 1480, 1554, 1560, 1820, 1924, 1954, 2072, 2184, 2220, 2405, 2590, 2730, 2886, 2931, 3108, 3367, 3640, 3848, 3885, 3908, 4440, 4810, 4885, 5180, 5460, 5772, 5862, 6216, 6734, 6839, 7215, 7770, 7816, 9620, 9770, 10101, 10360, 10920, 11544, 11724, 12701, 13468, 13678, 14430, 14655, 15540, 16835, 19240, 19540, 20202, 20517, 23448, 25402, 26936, 27356, 28860, 29310, 31080, 33670, 34195, 36149, 38103, 39080, 40404, 41034, 50505, 50804, 54712, 57720, 58620, 63505, 67340, 68390, 72298, 76206, 80808, 82068, 88907, 101010, 101608, 102585, 108447, 117240, 127010, 134680, 136780, 144596, 152412, 164136, 177814, 180745, 190515, 202020, 205170, 216894, 253043, 254020, 266721, 273560, 289192, 304824, 355628, 361490, 381030, 404040, 410340, 433788, 444535, 469937, 506086, 508040, 533442, 542235, 711256, 722980, 759129, 762060, 820680, 867576, 889070, 939874, 1012172, 1066884, 1084470, 1265215, 1333605, 1409811, 1445960, 1518258, 1524120, 1778140, 1879748, 2024344, 2133768, 2168940, 2349685, 2530430, 2667210, 2819622, 3036516, 3289559, 3556280, 3759496, 3795645, 4337880, 4699370, 5060860, 5334420, 5639244, 6073032, 6579118, 7049055, 7591290, 9398740, 9868677, 10121720, 10668840, 11278488, 13158236, 14098110, 15182580, 16447795, 18797480, 19737354, 26316472, 28196220, 30365160, 32895590, 39474708, 49343385, 56392440, 65791180, 78949416, 98686770, 131582360, 197373540, 394747080]

約数ペア:

[(1, 394747080), (2, 197373540), (3, 131582360), (4, 98686770), (5, 78949416), (6, 65791180), (7, 56392440), (8, 49343385), (10, 39474708), (12, 32895590), (13, 30365160), (14, 28196220), (15, 26316472), (20, 19737354), (21, 18797480), (24, 16447795), (26, 15182580), (28, 14098110), (30, 13158236), (35, 11278488), (37, 10668840), (39, 10121720), (40, 9868677), (42, 9398740), (52, 7591290), (56, 7049055), (60, 6579118), (65, 6073032), (70, 5639244), (74, 5334420), (78, 5060860), (84, 4699370), (91, 4337880), (104, 3795645), (105, 3759496), (111, 3556280), (120, 3289559), (130, 3036516), (140, 2819622), (148, 2667210), (156, 2530430), (168, 2349685), (182, 2168940), (185, 2133768), (195, 2024344), (210, 1879748), (222, 1778140), (259, 1524120), (260, 1518258), (273, 1445960), (280, 1409811), (296, 1333605), (312, 1265215), (364, 1084470), (370, 1066884), (390, 1012172), (420, 939874), (444, 889070), (455, 867576), (481, 820680), (518, 762060), (520, 759129), (546, 722980), (555, 711256), (728, 542235), (740, 533442), (777, 508040), (780, 506086), (840, 469937), (888, 444535), (910, 433788), (962, 410340), (977, 404040), (1036, 381030), (1092, 361490), (1110, 355628), (1295, 304824), (1365, 289192), (1443, 273560), (1480, 266721), (1554, 254020), (1560, 253043), (1820, 216894), (1924, 205170), (1954, 202020), (2072, 190515), (2184, 180745), (2220, 177814), (2405, 164136), (2590, 152412), (2730, 144596), (2886, 136780), (2931, 134680), (3108, 127010), (3367, 117240), (3640, 108447), (3848, 102585), (3885, 101608), (3908, 101010), (4440, 88907), (4810, 82068), (4885, 80808), (5180, 76206), (5460, 72298), (5772, 68390), (5862, 67340), (6216, 63505), (6734, 58620), (6839, 57720), (7215, 54712), (7770, 50804), (7816, 50505), (9620, 41034), (9770, 40404), (10101, 39080), (10360, 38103), (10920, 36149), (11544, 34195), (11724, 33670), (12701, 31080), (13468, 29310), (13678, 28860), (14430, 27356), (14655, 26936), (15540, 25402), (16835, 23448), (19240, 20517), (19540, 20202)]