207886980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:386

約数の個数: 192

約数和(自身を含む): 709632000

約数和(自身を除く): 501745020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 109, 114, 133, 140, 190, 210, 218, 228, 239, 266, 285, 327, 380, 399, 420, 436, 478, 532, 545, 570, 654, 665, 717, 763, 798, 956, 1090, 1140, 1195, 1308, 1330, 1434, 1526, 1596, 1635, 1673, 1995, 2071, 2180, 2289, 2390, 2660, 2868, 3052, 3270, 3346, 3585, 3815, 3990, 4142, 4541, 4578, 4780, 5019, 6213, 6540, 6692, 7170, 7630, 7980, 8284, 8365, 9082, 9156, 10038, 10355, 11445, 12426, 13623, 14340, 14497, 15260, 16730, 18164, 20076, 20710, 22705, 22890, 24852, 25095, 26051, 27246, 28994, 31065, 31787, 33460, 41420, 43491, 45410, 45780, 50190, 52102, 54492, 57988, 62130, 63574, 68115, 72485, 78153, 86982, 90820, 95361, 100380, 104204, 124260, 127148, 130255, 136230, 144970, 156306, 158935, 173964, 182357, 190722, 217455, 260510, 272460, 289940, 312612, 317870, 364714, 381444, 390765, 434910, 476805, 494969, 521020, 547071, 635740, 729428, 781530, 869820, 911785, 953610, 989938, 1094142, 1484907, 1563060, 1823570, 1907220, 1979876, 2188284, 2474845, 2735355, 2969814, 3464783, 3647140, 4949690, 5470710, 5939628, 6929566, 7424535, 9899380, 10394349, 10941420, 13859132, 14849070, 17323915, 20788698, 29698140, 34647830, 41577396, 51971745, 69295660, 103943490, 207886980]

約数ペア:

[(1, 207886980), (2, 103943490), (3, 69295660), (4, 51971745), (5, 41577396), (6, 34647830), (7, 29698140), (10, 20788698), (12, 17323915), (14, 14849070), (15, 13859132), (19, 10941420), (20, 10394349), (21, 9899380), (28, 7424535), (30, 6929566), (35, 5939628), (38, 5470710), (42, 4949690), (57, 3647140), (60, 3464783), (70, 2969814), (76, 2735355), (84, 2474845), (95, 2188284), (105, 1979876), (109, 1907220), (114, 1823570), (133, 1563060), (140, 1484907), (190, 1094142), (210, 989938), (218, 953610), (228, 911785), (239, 869820), (266, 781530), (285, 729428), (327, 635740), (380, 547071), (399, 521020), (420, 494969), (436, 476805), (478, 434910), (532, 390765), (545, 381444), (570, 364714), (654, 317870), (665, 312612), (717, 289940), (763, 272460), (798, 260510), (956, 217455), (1090, 190722), (1140, 182357), (1195, 173964), (1308, 158935), (1330, 156306), (1434, 144970), (1526, 136230), (1596, 130255), (1635, 127148), (1673, 124260), (1995, 104204), (2071, 100380), (2180, 95361), (2289, 90820), (2390, 86982), (2660, 78153), (2868, 72485), (3052, 68115), (3270, 63574), (3346, 62130), (3585, 57988), (3815, 54492), (3990, 52102), (4142, 50190), (4541, 45780), (4578, 45410), (4780, 43491), (5019, 41420), (6213, 33460), (6540, 31787), (6692, 31065), (7170, 28994), (7630, 27246), (7980, 26051), (8284, 25095), (8365, 24852), (9082, 22890), (9156, 22705), (10038, 20710), (10355, 20076), (11445, 18164), (12426, 16730), (13623, 15260), (14340, 14497)]