About the Number

288682380

288682379 ← → 288682381

2進数表記:10001001101001111000110001100

漢数字表記:二億八千八百六十八万二千三百八十

素因数分解:

2 2 × 3 4 × 5 1 × 7 1 × 25457 1

素因数の和:25485
約数の個数: 120
約数和(自身を含む): 1035020448
約数和(自身を除く): 746338068

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 25457, 50914, 76371, 101828, 127285, 152742, 178199, 229113, 254570, 305484, 356398, 381855, 458226, 509140, 534597, 687339, 712796, 763710, 890995, 916452, 1069194, 1145565, 1374678, 1527420, 1603791, 1781990, 2062017, 2138388, 2291130, 2672985, 2749356, 3207582, 3436695, 3563980, 4124034, 4582260, 4811373, 5345970, 6415164, 6873390, 8018955, 8248068, 9622746, 10310085, 10691940, 13746780, 14434119, 16037910, 19245492, 20620170, 24056865, 28868238, 32075820, 41240340, 48113730, 57736476, 72170595, 96227460, 144341190, 288682380]

約数ペア:
[(1, 288682380), (2, 144341190), (3, 96227460), (4, 72170595), (5, 57736476), (6, 48113730), (7, 41240340), (9, 32075820), (10, 28868238), (12, 24056865), (14, 20620170), (15, 19245492), (18, 16037910), (20, 14434119), (21, 13746780), (27, 10691940), (28, 10310085), (30, 9622746), (35, 8248068), (36, 8018955), (42, 6873390), (45, 6415164), (54, 5345970), (60, 4811373), (63, 4582260), (70, 4124034), (81, 3563980), (84, 3436695), (90, 3207582), (105, 2749356), (108, 2672985), (126, 2291130), (135, 2138388), (140, 2062017), (162, 1781990), (180, 1603791), (189, 1527420), (210, 1374678), (252, 1145565), (270, 1069194), (315, 916452), (324, 890995), (378, 763710), (405, 712796), (420, 687339), (540, 534597), (567, 509140), (630, 458226), (756, 381855), (810, 356398), (945, 305484), (1134, 254570), (1260, 229113), (1620, 178199), (1890, 152742), (2268, 127285), (2835, 101828), (3780, 76371), (5670, 50914), (11340, 25457)]

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