30791250

素因数分解:

$2^1\times 3^2\times 5^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:75

約数の個数: 240

約数和(自身を含む): 105266304

約数和(自身を除く): 74475054

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 23, 25, 30, 34, 35, 42, 45, 46, 50, 51, 63, 69, 70, 75, 85, 90, 102, 105, 115, 119, 125, 126, 138, 150, 153, 161, 170, 175, 207, 210, 225, 230, 238, 250, 255, 306, 315, 322, 345, 350, 357, 375, 391, 414, 425, 450, 483, 510, 525, 575, 595, 625, 630, 690, 714, 750, 765, 782, 805, 850, 875, 966, 1035, 1050, 1071, 1125, 1150, 1173, 1190, 1250, 1275, 1449, 1530, 1575, 1610, 1725, 1750, 1785, 1875, 1955, 2070, 2125, 2142, 2250, 2346, 2415, 2550, 2625, 2737, 2875, 2898, 2975, 3150, 3450, 3519, 3570, 3750, 3825, 3910, 4025, 4250, 4375, 4830, 5175, 5250, 5355, 5474, 5625, 5750, 5865, 5950, 6375, 7038, 7245, 7650, 7875, 8050, 8211, 8625, 8750, 8925, 9775, 10350, 10625, 10710, 11250, 11730, 12075, 12750, 13125, 13685, 14375, 14490, 14875, 15750, 16422, 17250, 17595, 17850, 19125, 19550, 20125, 21250, 24150, 24633, 25875, 26250, 26775, 27370, 28750, 29325, 29750, 31875, 35190, 36225, 38250, 39375, 40250, 41055, 43125, 44625, 48875, 49266, 51750, 53550, 58650, 60375, 63750, 68425, 72450, 74375, 78750, 82110, 86250, 87975, 89250, 95625, 97750, 100625, 120750, 123165, 129375, 133875, 136850, 146625, 148750, 175950, 181125, 191250, 201250, 205275, 223125, 244375, 246330, 258750, 267750, 293250, 301875, 342125, 362250, 410550, 439875, 446250, 488750, 603750, 615825, 669375, 684250, 733125, 879750, 905625, 1026375, 1231650, 1338750, 1466250, 1710625, 1811250, 2052750, 2199375, 3079125, 3421250, 4398750, 5131875, 6158250, 10263750, 15395625, 30791250]

約数ペア:

[(1, 30791250), (2, 15395625), (3, 10263750), (5, 6158250), (6, 5131875), (7, 4398750), (9, 3421250), (10, 3079125), (14, 2199375), (15, 2052750), (17, 1811250), (18, 1710625), (21, 1466250), (23, 1338750), (25, 1231650), (30, 1026375), (34, 905625), (35, 879750), (42, 733125), (45, 684250), (46, 669375), (50, 615825), (51, 603750), (63, 488750), (69, 446250), (70, 439875), (75, 410550), (85, 362250), (90, 342125), (102, 301875), (105, 293250), (115, 267750), (119, 258750), (125, 246330), (126, 244375), (138, 223125), (150, 205275), (153, 201250), (161, 191250), (170, 181125), (175, 175950), (207, 148750), (210, 146625), (225, 136850), (230, 133875), (238, 129375), (250, 123165), (255, 120750), (306, 100625), (315, 97750), (322, 95625), (345, 89250), (350, 87975), (357, 86250), (375, 82110), (391, 78750), (414, 74375), (425, 72450), (450, 68425), (483, 63750), (510, 60375), (525, 58650), (575, 53550), (595, 51750), (625, 49266), (630, 48875), (690, 44625), (714, 43125), (750, 41055), (765, 40250), (782, 39375), (805, 38250), (850, 36225), (875, 35190), (966, 31875), (1035, 29750), (1050, 29325), (1071, 28750), (1125, 27370), (1150, 26775), (1173, 26250), (1190, 25875), (1250, 24633), (1275, 24150), (1449, 21250), (1530, 20125), (1575, 19550), (1610, 19125), (1725, 17850), (1750, 17595), (1785, 17250), (1875, 16422), (1955, 15750), (2070, 14875), (2125, 14490), (2142, 14375), (2250, 13685), (2346, 13125), (2415, 12750), (2550, 12075), (2625, 11730), (2737, 11250), (2875, 10710), (2898, 10625), (2975, 10350), (3150, 9775), (3450, 8925), (3519, 8750), (3570, 8625), (3750, 8211), (3825, 8050), (3910, 7875), (4025, 7650), (4250, 7245), (4375, 7038), (4830, 6375), (5175, 5950), (5250, 5865), (5355, 5750), (5474, 5625)]