20124890640

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5657}}^1$

素因数の和:5749

約数の個数: 280

約数和(自身を含む): 71316125208

約数和(自身を除く): 51191234568

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 61, 72, 80, 81, 90, 108, 120, 122, 135, 144, 162, 180, 183, 216, 240, 243, 244, 270, 305, 324, 360, 366, 405, 432, 486, 488, 540, 549, 610, 648, 720, 729, 732, 810, 915, 972, 976, 1080, 1098, 1215, 1220, 1296, 1458, 1464, 1620, 1647, 1830, 1944, 2160, 2196, 2430, 2440, 2745, 2916, 2928, 3240, 3294, 3645, 3660, 3888, 4392, 4860, 4880, 4941, 5490, 5657, 5832, 6480, 6588, 7290, 7320, 8235, 8784, 9720, 9882, 10980, 11314, 11664, 13176, 14580, 14640, 14823, 16470, 16971, 19440, 19764, 21960, 22628, 24705, 26352, 28285, 29160, 29646, 32940, 33942, 39528, 43920, 44469, 45256, 49410, 50913, 56570, 58320, 59292, 65880, 67884, 74115, 79056, 84855, 88938, 90512, 98820, 101826, 113140, 118584, 131760, 135768, 148230, 152739, 169710, 177876, 197640, 203652, 222345, 226280, 237168, 254565, 271536, 296460, 305478, 339420, 345077, 355752, 395280, 407304, 444690, 452560, 458217, 509130, 592920, 610956, 678840, 690154, 711504, 763695, 814608, 889380, 916434, 1018260, 1035231, 1185840, 1221912, 1357680, 1374651, 1380308, 1527390, 1725385, 1778760, 1832868, 2036520, 2070462, 2291085, 2443824, 2749302, 2760616, 3054780, 3105693, 3450770, 3557520, 3665736, 4073040, 4123953, 4140924, 4582170, 5176155, 5498604, 5521232, 6109560, 6211386, 6873255, 6901540, 7331472, 8247906, 8281848, 9164340, 9317079, 10352310, 10997208, 12219120, 12422772, 13746510, 13803080, 15528465, 16495812, 16563696, 18328680, 18634158, 20619765, 20704620, 21994416, 24845544, 27493020, 27606160, 27951237, 31056930, 32991624, 36657360, 37268316, 41239530, 41409240, 46585395, 49691088, 54986040, 55902474, 62113860, 65983248, 74536632, 82479060, 82818480, 83853711, 93170790, 109972080, 111804948, 124227720, 139756185, 149073264, 164958120, 167707422, 186341580, 223609896, 248455440, 251561133, 279512370, 329916240, 335414844, 372683160, 419268555, 447219792, 503122266, 559024740, 670829688, 745366320, 838537110, 1006244532, 1118049480, 1257805665, 1341659376, 1677074220, 2012489064, 2236098960, 2515611330, 3354148440, 4024978128, 5031222660, 6708296880, 10062445320, 20124890640]

約数ペア:

[(1, 20124890640), (2, 10062445320), (3, 6708296880), (4, 5031222660), (5, 4024978128), (6, 3354148440), (8, 2515611330), (9, 2236098960), (10, 2012489064), (12, 1677074220), (15, 1341659376), (16, 1257805665), (18, 1118049480), (20, 1006244532), (24, 838537110), (27, 745366320), (30, 670829688), (36, 559024740), (40, 503122266), (45, 447219792), (48, 419268555), (54, 372683160), (60, 335414844), (61, 329916240), (72, 279512370), (80, 251561133), (81, 248455440), (90, 223609896), (108, 186341580), (120, 167707422), (122, 164958120), (135, 149073264), (144, 139756185), (162, 124227720), (180, 111804948), (183, 109972080), (216, 93170790), (240, 83853711), (243, 82818480), (244, 82479060), (270, 74536632), (305, 65983248), (324, 62113860), (360, 55902474), (366, 54986040), (405, 49691088), (432, 46585395), (486, 41409240), (488, 41239530), (540, 37268316), (549, 36657360), (610, 32991624), (648, 31056930), (720, 27951237), (729, 27606160), (732, 27493020), (810, 24845544), (915, 21994416), (972, 20704620), (976, 20619765), (1080, 18634158), (1098, 18328680), (1215, 16563696), (1220, 16495812), (1296, 15528465), (1458, 13803080), (1464, 13746510), (1620, 12422772), (1647, 12219120), (1830, 10997208), (1944, 10352310), (2160, 9317079), (2196, 9164340), (2430, 8281848), (2440, 8247906), (2745, 7331472), (2916, 6901540), (2928, 6873255), (3240, 6211386), (3294, 6109560), (3645, 5521232), (3660, 5498604), (3888, 5176155), (4392, 4582170), (4860, 4140924), (4880, 4123953), (4941, 4073040), (5490, 3665736), (5657, 3557520), (5832, 3450770), (6480, 3105693), (6588, 3054780), (7290, 2760616), (7320, 2749302), (8235, 2443824), (8784, 2291085), (9720, 2070462), (9882, 2036520), (10980, 1832868), (11314, 1778760), (11664, 1725385), (13176, 1527390), (14580, 1380308), (14640, 1374651), (14823, 1357680), (16470, 1221912), (16971, 1185840), (19440, 1035231), (19764, 1018260), (21960, 916434), (22628, 889380), (24705, 814608), (26352, 763695), (28285, 711504), (29160, 690154), (29646, 678840), (32940, 610956), (33942, 592920), (39528, 509130), (43920, 458217), (44469, 452560), (45256, 444690), (49410, 407304), (50913, 395280), (56570, 355752), (58320, 345077), (59292, 339420), (65880, 305478), (67884, 296460), (74115, 271536), (79056, 254565), (84855, 237168), (88938, 226280), (90512, 222345), (98820, 203652), (101826, 197640), (113140, 177876), (118584, 169710), (131760, 152739), (135768, 148230)]