About the Number

201255180

201255179 ← → 201255181

2進数表記:1011111111101110100100001100

漢数字表記:二億百二十五万五千百八十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 17 1 × 71 1 × 397 1

素因数の和:504
約数の個数: 192
約数和(自身を含む): 693245952
約数和(自身を除く): 491990772

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 71, 84, 85, 102, 105, 119, 140, 142, 170, 204, 210, 213, 238, 255, 284, 340, 355, 357, 397, 420, 426, 476, 497, 510, 595, 710, 714, 794, 852, 994, 1020, 1065, 1190, 1191, 1207, 1420, 1428, 1491, 1588, 1785, 1985, 1988, 2130, 2380, 2382, 2414, 2485, 2779, 2982, 3570, 3621, 3970, 4260, 4764, 4828, 4970, 5558, 5955, 5964, 6035, 6749, 7140, 7242, 7455, 7940, 8337, 8449, 9940, 11116, 11910, 12070, 13498, 13895, 14484, 14910, 16674, 16898, 18105, 20247, 23820, 24140, 25347, 26996, 27790, 28187, 29820, 33348, 33745, 33796, 36210, 40494, 41685, 42245, 47243, 50694, 55580, 56374, 67490, 72420, 80988, 83370, 84490, 84561, 94486, 101235, 101388, 112748, 126735, 134980, 140935, 141729, 166740, 168980, 169122, 188972, 197309, 202470, 236215, 253470, 281870, 283458, 338244, 394618, 404940, 422805, 472430, 479179, 506940, 563740, 566916, 591927, 708645, 789236, 845610, 944860, 958358, 986545, 1183854, 1417290, 1437537, 1691220, 1916716, 1973090, 2367708, 2395895, 2834580, 2875074, 2959635, 3354253, 3946180, 4791790, 5750148, 5919270, 6708506, 7187685, 9583580, 10062759, 11838540, 13417012, 14375370, 16771265, 20125518, 28750740, 33542530, 40251036, 50313795, 67085060, 100627590, 201255180]

約数ペア:
[(1, 201255180), (2, 100627590), (3, 67085060), (4, 50313795), (5, 40251036), (6, 33542530), (7, 28750740), (10, 20125518), (12, 16771265), (14, 14375370), (15, 13417012), (17, 11838540), (20, 10062759), (21, 9583580), (28, 7187685), (30, 6708506), (34, 5919270), (35, 5750148), (42, 4791790), (51, 3946180), (60, 3354253), (68, 2959635), (70, 2875074), (71, 2834580), (84, 2395895), (85, 2367708), (102, 1973090), (105, 1916716), (119, 1691220), (140, 1437537), (142, 1417290), (170, 1183854), (204, 986545), (210, 958358), (213, 944860), (238, 845610), (255, 789236), (284, 708645), (340, 591927), (355, 566916), (357, 563740), (397, 506940), (420, 479179), (426, 472430), (476, 422805), (497, 404940), (510, 394618), (595, 338244), (710, 283458), (714, 281870), (794, 253470), (852, 236215), (994, 202470), (1020, 197309), (1065, 188972), (1190, 169122), (1191, 168980), (1207, 166740), (1420, 141729), (1428, 140935), (1491, 134980), (1588, 126735), (1785, 112748), (1985, 101388), (1988, 101235), (2130, 94486), (2380, 84561), (2382, 84490), (2414, 83370), (2485, 80988), (2779, 72420), (2982, 67490), (3570, 56374), (3621, 55580), (3970, 50694), (4260, 47243), (4764, 42245), (4828, 41685), (4970, 40494), (5558, 36210), (5955, 33796), (5964, 33745), (6035, 33348), (6749, 29820), (7140, 28187), (7242, 27790), (7455, 26996), (7940, 25347), (8337, 24140), (8449, 23820), (9940, 20247), (11116, 18105), (11910, 16898), (12070, 16674), (13498, 14910), (13895, 14484)]

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