217832040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:328

約数の個数: 192

約数和(自身を含む): 741312000

約数和(自身を除く): 523479960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 131, 149, 155, 180, 186, 248, 262, 279, 298, 310, 360, 372, 393, 447, 465, 524, 558, 596, 620, 655, 744, 745, 786, 894, 930, 1048, 1116, 1179, 1192, 1240, 1310, 1341, 1395, 1490, 1572, 1788, 1860, 1965, 2232, 2235, 2358, 2620, 2682, 2790, 2980, 3144, 3576, 3720, 3930, 4061, 4470, 4619, 4716, 5240, 5364, 5580, 5895, 5960, 6705, 7860, 8122, 8940, 9238, 9432, 10728, 11160, 11790, 12183, 13410, 13857, 15720, 16244, 17880, 18476, 19519, 20305, 23095, 23580, 24366, 26820, 27714, 32488, 36549, 36952, 39038, 40610, 41571, 46190, 47160, 48732, 53640, 55428, 58557, 60915, 69285, 73098, 78076, 81220, 83142, 92380, 97464, 97595, 110856, 117114, 121830, 138570, 146196, 156152, 162440, 166284, 175671, 182745, 184760, 195190, 207855, 234228, 243660, 277140, 292392, 292785, 332568, 351342, 365490, 390380, 415710, 468456, 487320, 554280, 585570, 605089, 702684, 730980, 780760, 831420, 878355, 1171140, 1210178, 1405368, 1461960, 1662840, 1756710, 1815267, 2342280, 2420356, 3025445, 3513420, 3630534, 4840712, 5445801, 6050890, 7026840, 7261068, 9076335, 10891602, 12101780, 14522136, 18152670, 21783204, 24203560, 27229005, 36305340, 43566408, 54458010, 72610680, 108916020, 217832040]

約数ペア:

[(1, 217832040), (2, 108916020), (3, 72610680), (4, 54458010), (5, 43566408), (6, 36305340), (8, 27229005), (9, 24203560), (10, 21783204), (12, 18152670), (15, 14522136), (18, 12101780), (20, 10891602), (24, 9076335), (30, 7261068), (31, 7026840), (36, 6050890), (40, 5445801), (45, 4840712), (60, 3630534), (62, 3513420), (72, 3025445), (90, 2420356), (93, 2342280), (120, 1815267), (124, 1756710), (131, 1662840), (149, 1461960), (155, 1405368), (180, 1210178), (186, 1171140), (248, 878355), (262, 831420), (279, 780760), (298, 730980), (310, 702684), (360, 605089), (372, 585570), (393, 554280), (447, 487320), (465, 468456), (524, 415710), (558, 390380), (596, 365490), (620, 351342), (655, 332568), (744, 292785), (745, 292392), (786, 277140), (894, 243660), (930, 234228), (1048, 207855), (1116, 195190), (1179, 184760), (1192, 182745), (1240, 175671), (1310, 166284), (1341, 162440), (1395, 156152), (1490, 146196), (1572, 138570), (1788, 121830), (1860, 117114), (1965, 110856), (2232, 97595), (2235, 97464), (2358, 92380), (2620, 83142), (2682, 81220), (2790, 78076), (2980, 73098), (3144, 69285), (3576, 60915), (3720, 58557), (3930, 55428), (4061, 53640), (4470, 48732), (4619, 47160), (4716, 46190), (5240, 41571), (5364, 40610), (5580, 39038), (5895, 36952), (5960, 36549), (6705, 32488), (7860, 27714), (8122, 26820), (8940, 24366), (9238, 23580), (9432, 23095), (10728, 20305), (11160, 19519), (11790, 18476), (12183, 17880), (13410, 16244), (13857, 15720)]