19726695960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1$

素因数の和:778

約数の個数: 256

約数和(自身を含む): 63704309760

約数和(自身を除く): 43977613800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 103, 120, 136, 170, 204, 206, 223, 255, 309, 340, 408, 412, 421, 446, 510, 515, 618, 669, 680, 824, 842, 892, 1020, 1030, 1115, 1236, 1263, 1338, 1545, 1684, 1751, 1784, 2040, 2060, 2105, 2230, 2472, 2526, 2676, 3090, 3345, 3368, 3502, 3791, 4120, 4210, 4460, 5052, 5253, 5352, 6180, 6315, 6690, 7004, 7157, 7582, 8420, 8755, 8920, 10104, 10506, 11373, 12360, 12630, 13380, 14008, 14314, 15164, 16840, 17510, 18955, 21012, 21471, 22746, 22969, 25260, 26265, 26760, 28628, 30328, 35020, 35785, 37910, 42024, 42942, 43363, 45492, 45938, 50520, 52530, 56865, 57256, 68907, 70040, 71570, 75820, 85884, 86726, 90984, 91876, 93883, 105060, 107355, 113730, 114845, 130089, 137814, 143140, 151640, 171768, 173452, 183752, 187766, 210120, 214710, 216815, 227460, 229690, 260178, 275628, 281649, 286280, 344535, 346904, 375532, 390473, 429420, 433630, 454920, 459380, 469415, 520356, 551256, 563298, 650445, 689070, 737171, 751064, 780946, 858840, 867260, 918760, 938830, 1040712, 1126596, 1171419, 1300890, 1378140, 1408245, 1474342, 1561892, 1596011, 1734520, 1877660, 1952365, 2211513, 2253192, 2342838, 2601780, 2756280, 2816490, 2948684, 3123784, 3192022, 3685855, 3755320, 3904730, 4423026, 4685676, 4788033, 5203560, 5632980, 5857095, 5897368, 6384044, 7371710, 7809460, 7980055, 8846052, 9371352, 9576066, 9669949, 11057565, 11265960, 11714190, 12768088, 14743420, 15618920, 15960110, 17692104, 19152132, 19339898, 22115130, 23428380, 23940165, 29009847, 29486840, 31920220, 38304264, 38679796, 44230260, 46856760, 47880330, 48349745, 58019694, 63840440, 77359592, 88460520, 95760660, 96699490, 116039388, 145049235, 164389133, 191521320, 193398980, 232078776, 290098470, 328778266, 386797960, 493167399, 580196940, 657556532, 821945665, 986334798, 1160393880, 1315113064, 1643891330, 1972669596, 2465836995, 3287782660, 3945339192, 4931673990, 6575565320, 9863347980, 19726695960]

約数ペア:

[(1, 19726695960), (2, 9863347980), (3, 6575565320), (4, 4931673990), (5, 3945339192), (6, 3287782660), (8, 2465836995), (10, 1972669596), (12, 1643891330), (15, 1315113064), (17, 1160393880), (20, 986334798), (24, 821945665), (30, 657556532), (34, 580196940), (40, 493167399), (51, 386797960), (60, 328778266), (68, 290098470), (85, 232078776), (102, 193398980), (103, 191521320), (120, 164389133), (136, 145049235), (170, 116039388), (204, 96699490), (206, 95760660), (223, 88460520), (255, 77359592), (309, 63840440), (340, 58019694), (408, 48349745), (412, 47880330), (421, 46856760), (446, 44230260), (510, 38679796), (515, 38304264), (618, 31920220), (669, 29486840), (680, 29009847), (824, 23940165), (842, 23428380), (892, 22115130), (1020, 19339898), (1030, 19152132), (1115, 17692104), (1236, 15960110), (1263, 15618920), (1338, 14743420), (1545, 12768088), (1684, 11714190), (1751, 11265960), (1784, 11057565), (2040, 9669949), (2060, 9576066), (2105, 9371352), (2230, 8846052), (2472, 7980055), (2526, 7809460), (2676, 7371710), (3090, 6384044), (3345, 5897368), (3368, 5857095), (3502, 5632980), (3791, 5203560), (4120, 4788033), (4210, 4685676), (4460, 4423026), (5052, 3904730), (5253, 3755320), (5352, 3685855), (6180, 3192022), (6315, 3123784), (6690, 2948684), (7004, 2816490), (7157, 2756280), (7582, 2601780), (8420, 2342838), (8755, 2253192), (8920, 2211513), (10104, 1952365), (10506, 1877660), (11373, 1734520), (12360, 1596011), (12630, 1561892), (13380, 1474342), (14008, 1408245), (14314, 1378140), (15164, 1300890), (16840, 1171419), (17510, 1126596), (18955, 1040712), (21012, 938830), (21471, 918760), (22746, 867260), (22969, 858840), (25260, 780946), (26265, 751064), (26760, 737171), (28628, 689070), (30328, 650445), (35020, 563298), (35785, 551256), (37910, 520356), (42024, 469415), (42942, 459380), (43363, 454920), (45492, 433630), (45938, 429420), (50520, 390473), (52530, 375532), (56865, 346904), (57256, 344535), (68907, 286280), (70040, 281649), (71570, 275628), (75820, 260178), (85884, 229690), (86726, 227460), (90984, 216815), (91876, 214710), (93883, 210120), (105060, 187766), (107355, 183752), (113730, 173452), (114845, 171768), (130089, 151640), (137814, 143140)]