809615840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 288

約数和(自身を含む): 2316625920

約数和(自身を除く): 1507010080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 31, 32, 38, 40, 44, 55, 62, 71, 76, 80, 88, 95, 110, 121, 124, 142, 152, 155, 160, 176, 190, 209, 220, 242, 248, 284, 304, 310, 341, 352, 355, 380, 418, 440, 484, 496, 568, 589, 605, 608, 620, 682, 710, 760, 781, 836, 880, 968, 992, 1045, 1136, 1178, 1210, 1240, 1349, 1364, 1420, 1520, 1562, 1672, 1705, 1760, 1936, 2090, 2201, 2272, 2299, 2356, 2420, 2480, 2698, 2728, 2840, 2945, 3040, 3124, 3344, 3410, 3751, 3872, 3905, 4180, 4402, 4598, 4712, 4840, 4960, 5396, 5456, 5680, 5890, 6248, 6479, 6688, 6745, 6820, 7502, 7810, 8360, 8591, 8804, 9196, 9424, 9680, 10792, 10912, 11005, 11360, 11495, 11780, 12496, 12958, 13490, 13640, 14839, 15004, 15620, 16720, 17182, 17608, 18392, 18755, 18848, 19360, 21584, 22010, 22990, 23560, 24211, 24992, 25916, 26980, 27280, 29678, 30008, 31240, 32395, 33440, 34364, 35216, 36784, 37510, 41819, 42955, 43168, 44020, 45980, 47120, 48422, 51832, 53960, 54560, 59356, 60016, 62480, 64790, 68728, 70432, 71269, 73568, 74195, 75020, 83638, 85910, 88040, 91960, 94240, 96844, 103664, 107920, 118712, 120032, 121055, 124960, 129580, 137456, 142538, 148390, 150040, 163229, 167276, 171820, 176080, 183920, 193688, 207328, 209095, 215840, 237424, 242110, 259160, 266321, 274912, 285076, 296780, 300080, 326458, 334552, 343640, 352160, 356345, 367840, 387376, 418190, 460009, 474848, 484220, 518320, 532642, 570152, 593560, 600160, 652916, 669104, 687280, 712690, 774752, 816145, 836380, 920018, 968440, 1036640, 1065284, 1140304, 1187120, 1305832, 1331605, 1338208, 1374560, 1425380, 1632290, 1672760, 1840036, 1936880, 2130568, 2280608, 2300045, 2374240, 2611664, 2663210, 2850760, 3264580, 3345520, 3680072, 3873760, 4261136, 4600090, 5060099, 5223328, 5326420, 5701520, 6529160, 6691040, 7360144, 8522272, 9200180, 10120198, 10652840, 11403040, 13058320, 14720288, 18400360, 20240396, 21305680, 25300495, 26116640, 36800720, 40480792, 42611360, 50600990, 73601440, 80961584, 101201980, 161923168, 202403960, 404807920, 809615840]

約数ペア:

[(1, 809615840), (2, 404807920), (4, 202403960), (5, 161923168), (8, 101201980), (10, 80961584), (11, 73601440), (16, 50600990), (19, 42611360), (20, 40480792), (22, 36800720), (31, 26116640), (32, 25300495), (38, 21305680), (40, 20240396), (44, 18400360), (55, 14720288), (62, 13058320), (71, 11403040), (76, 10652840), (80, 10120198), (88, 9200180), (95, 8522272), (110, 7360144), (121, 6691040), (124, 6529160), (142, 5701520), (152, 5326420), (155, 5223328), (160, 5060099), (176, 4600090), (190, 4261136), (209, 3873760), (220, 3680072), (242, 3345520), (248, 3264580), (284, 2850760), (304, 2663210), (310, 2611664), (341, 2374240), (352, 2300045), (355, 2280608), (380, 2130568), (418, 1936880), (440, 1840036), (484, 1672760), (496, 1632290), (568, 1425380), (589, 1374560), (605, 1338208), (608, 1331605), (620, 1305832), (682, 1187120), (710, 1140304), (760, 1065284), (781, 1036640), (836, 968440), (880, 920018), (968, 836380), (992, 816145), (1045, 774752), (1136, 712690), (1178, 687280), (1210, 669104), (1240, 652916), (1349, 600160), (1364, 593560), (1420, 570152), (1520, 532642), (1562, 518320), (1672, 484220), (1705, 474848), (1760, 460009), (1936, 418190), (2090, 387376), (2201, 367840), (2272, 356345), (2299, 352160), (2356, 343640), (2420, 334552), (2480, 326458), (2698, 300080), (2728, 296780), (2840, 285076), (2945, 274912), (3040, 266321), (3124, 259160), (3344, 242110), (3410, 237424), (3751, 215840), (3872, 209095), (3905, 207328), (4180, 193688), (4402, 183920), (4598, 176080), (4712, 171820), (4840, 167276), (4960, 163229), (5396, 150040), (5456, 148390), (5680, 142538), (5890, 137456), (6248, 129580), (6479, 124960), (6688, 121055), (6745, 120032), (6820, 118712), (7502, 107920), (7810, 103664), (8360, 96844), (8591, 94240), (8804, 91960), (9196, 88040), (9424, 85910), (9680, 83638), (10792, 75020), (10912, 74195), (11005, 73568), (11360, 71269), (11495, 70432), (11780, 68728), (12496, 64790), (12958, 62480), (13490, 60016), (13640, 59356), (14839, 54560), (15004, 53960), (15620, 51832), (16720, 48422), (17182, 47120), (17608, 45980), (18392, 44020), (18755, 43168), (18848, 42955), (19360, 41819), (21584, 37510), (22010, 36784), (22990, 35216), (23560, 34364), (24211, 33440), (24992, 32395), (25916, 31240), (26980, 30008), (27280, 29678)]