66398280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1373}}^1$

素因数の和:1431

約数の個数: 128

約数和(自身を含む): 221598720

約数和(自身を除く): 155200440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1373, 1560, 1612, 1860, 2015, 2418, 2746, 3224, 3720, 4030, 4119, 4836, 5492, 6045, 6865, 8060, 8238, 9672, 10984, 12090, 13730, 16120, 16476, 17849, 20595, 24180, 27460, 32952, 35698, 41190, 42563, 48360, 53547, 54920, 71396, 82380, 85126, 89245, 107094, 127689, 142792, 164760, 170252, 178490, 212815, 214188, 255378, 267735, 340504, 356980, 425630, 428376, 510756, 535470, 553319, 638445, 713960, 851260, 1021512, 1070940, 1106638, 1276890, 1659957, 1702520, 2141880, 2213276, 2553780, 2766595, 3319914, 4426552, 5107560, 5533190, 6639828, 8299785, 11066380, 13279656, 16599570, 22132760, 33199140, 66398280]

約数ペア:

[(1, 66398280), (2, 33199140), (3, 22132760), (4, 16599570), (5, 13279656), (6, 11066380), (8, 8299785), (10, 6639828), (12, 5533190), (13, 5107560), (15, 4426552), (20, 3319914), (24, 2766595), (26, 2553780), (30, 2213276), (31, 2141880), (39, 1702520), (40, 1659957), (52, 1276890), (60, 1106638), (62, 1070940), (65, 1021512), (78, 851260), (93, 713960), (104, 638445), (120, 553319), (124, 535470), (130, 510756), (155, 428376), (156, 425630), (186, 356980), (195, 340504), (248, 267735), (260, 255378), (310, 214188), (312, 212815), (372, 178490), (390, 170252), (403, 164760), (465, 142792), (520, 127689), (620, 107094), (744, 89245), (780, 85126), (806, 82380), (930, 71396), (1209, 54920), (1240, 53547), (1373, 48360), (1560, 42563), (1612, 41190), (1860, 35698), (2015, 32952), (2418, 27460), (2746, 24180), (3224, 20595), (3720, 17849), (4030, 16476), (4119, 16120), (4836, 13730), (5492, 12090), (6045, 10984), (6865, 9672), (8060, 8238)]