20346788800

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{1601}}^1$

素因数の和:1696

約数の個数: 252

約数和(自身を含む): 55401338016

約数和(自身を除く): 35054549216

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 47, 50, 52, 64, 65, 80, 94, 100, 104, 130, 160, 169, 188, 200, 208, 235, 260, 320, 325, 338, 376, 400, 416, 470, 520, 611, 650, 676, 752, 800, 832, 845, 940, 1040, 1175, 1222, 1300, 1352, 1504, 1600, 1601, 1690, 1880, 2080, 2350, 2444, 2600, 2704, 3008, 3055, 3202, 3380, 3760, 4160, 4225, 4700, 4888, 5200, 5408, 6110, 6404, 6760, 7520, 7943, 8005, 8450, 9400, 9776, 10400, 10816, 12220, 12808, 13520, 15040, 15275, 15886, 16010, 16900, 18800, 19552, 20800, 20813, 24440, 25616, 27040, 30550, 31772, 32020, 33800, 37600, 39104, 39715, 40025, 41626, 48880, 51232, 54080, 61100, 63544, 64040, 67600, 75200, 75247, 79430, 80050, 83252, 97760, 102464, 104065, 122200, 127088, 128080, 135200, 150494, 158860, 160100, 166504, 195520, 198575, 208130, 244400, 254176, 256160, 270400, 270569, 300988, 317720, 320200, 333008, 376235, 397150, 416260, 488800, 508352, 512320, 520325, 541138, 601976, 635440, 640400, 666016, 752470, 794300, 832520, 977600, 978211, 1040650, 1082276, 1203952, 1270880, 1280800, 1332032, 1352845, 1504940, 1588600, 1665040, 1881175, 1956422, 2081300, 2164552, 2407904, 2541760, 2561600, 2705690, 3009880, 3177200, 3330080, 3762350, 3912844, 4162600, 4329104, 4815808, 4891055, 5411380, 6019760, 6354400, 6660160, 6764225, 7524700, 7825688, 8325200, 8658208, 9782110, 10822760, 12039520, 12708800, 12716743, 13528450, 15049400, 15651376, 16650400, 17316416, 19564220, 21645520, 24079040, 24455275, 25433486, 27056900, 30098800, 31302752, 33300800, 39128440, 43291040, 48910550, 50866972, 54113800, 60197600, 62605504, 63583715, 78256880, 86582080, 97821100, 101733944, 108227600, 120395200, 127167430, 156513760, 195642200, 203467888, 216455200, 254334860, 313027520, 317918575, 391284400, 406935776, 432910400, 508669720, 635837150, 782568800, 813871552, 1017339440, 1271674300, 1565137600, 2034678880, 2543348600, 4069357760, 5086697200, 10173394400, 20346788800]

約数ペア:

[(1, 20346788800), (2, 10173394400), (4, 5086697200), (5, 4069357760), (8, 2543348600), (10, 2034678880), (13, 1565137600), (16, 1271674300), (20, 1017339440), (25, 813871552), (26, 782568800), (32, 635837150), (40, 508669720), (47, 432910400), (50, 406935776), (52, 391284400), (64, 317918575), (65, 313027520), (80, 254334860), (94, 216455200), (100, 203467888), (104, 195642200), (130, 156513760), (160, 127167430), (169, 120395200), (188, 108227600), (200, 101733944), (208, 97821100), (235, 86582080), (260, 78256880), (320, 63583715), (325, 62605504), (338, 60197600), (376, 54113800), (400, 50866972), (416, 48910550), (470, 43291040), (520, 39128440), (611, 33300800), (650, 31302752), (676, 30098800), (752, 27056900), (800, 25433486), (832, 24455275), (845, 24079040), (940, 21645520), (1040, 19564220), (1175, 17316416), (1222, 16650400), (1300, 15651376), (1352, 15049400), (1504, 13528450), (1600, 12716743), (1601, 12708800), (1690, 12039520), (1880, 10822760), (2080, 9782110), (2350, 8658208), (2444, 8325200), (2600, 7825688), (2704, 7524700), (3008, 6764225), (3055, 6660160), (3202, 6354400), (3380, 6019760), (3760, 5411380), (4160, 4891055), (4225, 4815808), (4700, 4329104), (4888, 4162600), (5200, 3912844), (5408, 3762350), (6110, 3330080), (6404, 3177200), (6760, 3009880), (7520, 2705690), (7943, 2561600), (8005, 2541760), (8450, 2407904), (9400, 2164552), (9776, 2081300), (10400, 1956422), (10816, 1881175), (12220, 1665040), (12808, 1588600), (13520, 1504940), (15040, 1352845), (15275, 1332032), (15886, 1280800), (16010, 1270880), (16900, 1203952), (18800, 1082276), (19552, 1040650), (20800, 978211), (20813, 977600), (24440, 832520), (25616, 794300), (27040, 752470), (30550, 666016), (31772, 640400), (32020, 635440), (33800, 601976), (37600, 541138), (39104, 520325), (39715, 512320), (40025, 508352), (41626, 488800), (48880, 416260), (51232, 397150), (54080, 376235), (61100, 333008), (63544, 320200), (64040, 317720), (67600, 300988), (75200, 270569), (75247, 270400), (79430, 256160), (80050, 254176), (83252, 244400), (97760, 208130), (102464, 198575), (104065, 195520), (122200, 166504), (127088, 160100), (128080, 158860), (135200, 150494)]