20103090480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{61909}}^1$

素因数の和:61980

約数の個数: 240

約数和(自身を含む): 75447983520

約数和(自身を除く): 55344893040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 41, 44, 45, 48, 55, 60, 66, 72, 80, 82, 88, 90, 99, 110, 120, 123, 132, 144, 164, 165, 176, 180, 198, 205, 220, 240, 246, 264, 328, 330, 360, 369, 396, 410, 440, 451, 492, 495, 528, 615, 656, 660, 720, 738, 792, 820, 880, 902, 984, 990, 1230, 1320, 1353, 1476, 1584, 1640, 1804, 1845, 1968, 1980, 2255, 2460, 2640, 2706, 2952, 3280, 3608, 3690, 3960, 4059, 4510, 4920, 5412, 5904, 6765, 7216, 7380, 7920, 8118, 9020, 9840, 10824, 13530, 14760, 16236, 18040, 20295, 21648, 27060, 29520, 32472, 36080, 40590, 54120, 61909, 64944, 81180, 108240, 123818, 162360, 185727, 247636, 309545, 324720, 371454, 495272, 557181, 619090, 680999, 742908, 928635, 990544, 1114362, 1238180, 1361998, 1485816, 1857270, 2042997, 2228724, 2476360, 2538269, 2723996, 2785905, 2971632, 3404995, 3714540, 4085994, 4457448, 4952720, 5076538, 5447992, 5571810, 6128991, 6809990, 7429080, 7614807, 8171988, 8914896, 10153076, 10214985, 10895984, 11143620, 12257982, 12691345, 13619980, 14858160, 15229614, 16343976, 20306152, 20429970, 22287240, 22844421, 24515964, 25382690, 27239960, 27920959, 30459228, 30644955, 32687952, 38074035, 40612304, 40859940, 44574480, 45688842, 49031928, 50765380, 54479920, 55841918, 60918456, 61289910, 76148070, 81719880, 83762877, 91377684, 98063856, 101530760, 111683836, 114222105, 121836912, 122579820, 139604795, 152296140, 163439760, 167525754, 182755368, 203061520, 223367672, 228444210, 245159640, 251288631, 279209590, 304592280, 335051508, 365510736, 418814385, 446735344, 456888420, 490319280, 502577262, 558419180, 609184560, 670103016, 837628770, 913776840, 1005154524, 1116838360, 1256443155, 1340206032, 1675257540, 1827553680, 2010309048, 2233676720, 2512886310, 3350515080, 4020618096, 5025772620, 6701030160, 10051545240, 20103090480]

約数ペア:

[(1, 20103090480), (2, 10051545240), (3, 6701030160), (4, 5025772620), (5, 4020618096), (6, 3350515080), (8, 2512886310), (9, 2233676720), (10, 2010309048), (11, 1827553680), (12, 1675257540), (15, 1340206032), (16, 1256443155), (18, 1116838360), (20, 1005154524), (22, 913776840), (24, 837628770), (30, 670103016), (33, 609184560), (36, 558419180), (40, 502577262), (41, 490319280), (44, 456888420), (45, 446735344), (48, 418814385), (55, 365510736), (60, 335051508), (66, 304592280), (72, 279209590), (80, 251288631), (82, 245159640), (88, 228444210), (90, 223367672), (99, 203061520), (110, 182755368), (120, 167525754), (123, 163439760), (132, 152296140), (144, 139604795), (164, 122579820), (165, 121836912), (176, 114222105), (180, 111683836), (198, 101530760), (205, 98063856), (220, 91377684), (240, 83762877), (246, 81719880), (264, 76148070), (328, 61289910), (330, 60918456), (360, 55841918), (369, 54479920), (396, 50765380), (410, 49031928), (440, 45688842), (451, 44574480), (492, 40859940), (495, 40612304), (528, 38074035), (615, 32687952), (656, 30644955), (660, 30459228), (720, 27920959), (738, 27239960), (792, 25382690), (820, 24515964), (880, 22844421), (902, 22287240), (984, 20429970), (990, 20306152), (1230, 16343976), (1320, 15229614), (1353, 14858160), (1476, 13619980), (1584, 12691345), (1640, 12257982), (1804, 11143620), (1845, 10895984), (1968, 10214985), (1980, 10153076), (2255, 8914896), (2460, 8171988), (2640, 7614807), (2706, 7429080), (2952, 6809990), (3280, 6128991), (3608, 5571810), (3690, 5447992), (3960, 5076538), (4059, 4952720), (4510, 4457448), (4920, 4085994), (5412, 3714540), (5904, 3404995), (6765, 2971632), (7216, 2785905), (7380, 2723996), (7920, 2538269), (8118, 2476360), (9020, 2228724), (9840, 2042997), (10824, 1857270), (13530, 1485816), (14760, 1361998), (16236, 1238180), (18040, 1114362), (20295, 990544), (21648, 928635), (27060, 742908), (29520, 680999), (32472, 619090), (36080, 557181), (40590, 495272), (54120, 371454), (61909, 324720), (64944, 309545), (81180, 247636), (108240, 185727), (123818, 162360)]