655274280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:264

約数の個数: 256

約数和(自身を含む): 2182348800

約数和(自身を除く): 1527074520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 73, 76, 93, 95, 114, 120, 124, 127, 146, 152, 155, 186, 190, 219, 228, 248, 254, 285, 292, 310, 365, 372, 380, 381, 438, 456, 465, 508, 570, 584, 589, 620, 635, 730, 744, 760, 762, 876, 930, 1016, 1095, 1140, 1178, 1240, 1270, 1387, 1460, 1524, 1752, 1767, 1860, 1905, 2190, 2263, 2280, 2356, 2413, 2540, 2774, 2920, 2945, 3048, 3534, 3720, 3810, 3937, 4161, 4380, 4526, 4712, 4826, 5080, 5548, 5890, 6789, 6935, 7068, 7239, 7620, 7874, 8322, 8760, 8835, 9052, 9271, 9652, 11096, 11315, 11780, 11811, 12065, 13578, 13870, 14136, 14478, 15240, 15748, 16644, 17670, 18104, 18542, 19304, 19685, 20805, 22630, 23560, 23622, 24130, 27156, 27740, 27813, 28956, 31496, 33288, 33945, 35340, 36195, 37084, 39370, 41610, 42997, 45260, 46355, 47244, 48260, 54312, 55480, 55626, 57912, 59055, 67890, 70680, 72390, 74168, 74803, 78740, 83220, 85994, 90520, 92710, 94488, 96520, 111252, 118110, 128991, 135780, 139065, 144780, 149606, 157480, 166440, 171988, 176149, 185420, 214985, 222504, 224409, 236220, 257982, 271560, 278130, 287401, 289560, 299212, 343976, 352298, 370840, 374015, 429970, 448818, 472440, 515964, 528447, 556260, 574802, 598424, 644955, 704596, 748030, 859940, 862203, 880745, 897636, 1031928, 1056894, 1112520, 1122045, 1149604, 1289910, 1409192, 1437005, 1496060, 1719880, 1724406, 1761490, 1795272, 2113788, 2244090, 2299208, 2579820, 2642235, 2874010, 2992120, 3448812, 3522980, 4227576, 4311015, 4488180, 5159640, 5284470, 5460619, 5748020, 6897624, 7045960, 8622030, 8976360, 10568940, 10921238, 11496040, 16381857, 17244060, 21137880, 21842476, 27303095, 32763714, 34488120, 43684952, 54606190, 65527428, 81909285, 109212380, 131054856, 163818570, 218424760, 327637140, 655274280]

約数ペア:

[(1, 655274280), (2, 327637140), (3, 218424760), (4, 163818570), (5, 131054856), (6, 109212380), (8, 81909285), (10, 65527428), (12, 54606190), (15, 43684952), (19, 34488120), (20, 32763714), (24, 27303095), (30, 21842476), (31, 21137880), (38, 17244060), (40, 16381857), (57, 11496040), (60, 10921238), (62, 10568940), (73, 8976360), (76, 8622030), (93, 7045960), (95, 6897624), (114, 5748020), (120, 5460619), (124, 5284470), (127, 5159640), (146, 4488180), (152, 4311015), (155, 4227576), (186, 3522980), (190, 3448812), (219, 2992120), (228, 2874010), (248, 2642235), (254, 2579820), (285, 2299208), (292, 2244090), (310, 2113788), (365, 1795272), (372, 1761490), (380, 1724406), (381, 1719880), (438, 1496060), (456, 1437005), (465, 1409192), (508, 1289910), (570, 1149604), (584, 1122045), (589, 1112520), (620, 1056894), (635, 1031928), (730, 897636), (744, 880745), (760, 862203), (762, 859940), (876, 748030), (930, 704596), (1016, 644955), (1095, 598424), (1140, 574802), (1178, 556260), (1240, 528447), (1270, 515964), (1387, 472440), (1460, 448818), (1524, 429970), (1752, 374015), (1767, 370840), (1860, 352298), (1905, 343976), (2190, 299212), (2263, 289560), (2280, 287401), (2356, 278130), (2413, 271560), (2540, 257982), (2774, 236220), (2920, 224409), (2945, 222504), (3048, 214985), (3534, 185420), (3720, 176149), (3810, 171988), (3937, 166440), (4161, 157480), (4380, 149606), (4526, 144780), (4712, 139065), (4826, 135780), (5080, 128991), (5548, 118110), (5890, 111252), (6789, 96520), (6935, 94488), (7068, 92710), (7239, 90520), (7620, 85994), (7874, 83220), (8322, 78740), (8760, 74803), (8835, 74168), (9052, 72390), (9271, 70680), (9652, 67890), (11096, 59055), (11315, 57912), (11780, 55626), (11811, 55480), (12065, 54312), (13578, 48260), (13870, 47244), (14136, 46355), (14478, 45260), (15240, 42997), (15748, 41610), (16644, 39370), (17670, 37084), (18104, 36195), (18542, 35340), (19304, 33945), (19685, 33288), (20805, 31496), (22630, 28956), (23560, 27813), (23622, 27740), (24130, 27156)]