About the Number

387914940

387914939 ← → 387914941

2進数表記:10111000111110001110010111100

漢数字表記:三億八千七百九十一万四千九百四十

素因数分解:

2 2 × 3 3 × 5 1 × 7 1 × 41 1 × 2503 1

素因数の和:2569
約数の個数: 192
約数和(自身を含む): 1413457920
約数和(自身を除く): 1025542980

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 41, 42, 45, 54, 60, 63, 70, 82, 84, 90, 105, 108, 123, 126, 135, 140, 164, 180, 189, 205, 210, 246, 252, 270, 287, 315, 369, 378, 410, 420, 492, 540, 574, 615, 630, 738, 756, 820, 861, 945, 1107, 1148, 1230, 1260, 1435, 1476, 1722, 1845, 1890, 2214, 2460, 2503, 2583, 2870, 3444, 3690, 3780, 4305, 4428, 5006, 5166, 5535, 5740, 7380, 7509, 7749, 8610, 10012, 10332, 11070, 12515, 12915, 15018, 15498, 17220, 17521, 22140, 22527, 25030, 25830, 30036, 30996, 35042, 37545, 38745, 45054, 50060, 51660, 52563, 67581, 70084, 75090, 77490, 87605, 90108, 102623, 105126, 112635, 135162, 150180, 154980, 157689, 175210, 205246, 210252, 225270, 262815, 270324, 307869, 315378, 337905, 350420, 410492, 450540, 473067, 513115, 525630, 615738, 630756, 675810, 718361, 788445, 923607, 946134, 1026230, 1051260, 1231476, 1351620, 1436722, 1539345, 1576890, 1847214, 1892268, 2052460, 2155083, 2365335, 2770821, 2873444, 3078690, 3153780, 3591805, 3694428, 4310166, 4618035, 4730670, 5541642, 6157380, 6465249, 7183610, 8620332, 9236070, 9461340, 10775415, 11083284, 12930498, 13854105, 14367220, 18472140, 19395747, 21550830, 25860996, 27708210, 32326245, 38791494, 43101660, 55416420, 64652490, 77582988, 96978735, 129304980, 193957470, 387914940]

約数ペア:
[(1, 387914940), (2, 193957470), (3, 129304980), (4, 96978735), (5, 77582988), (6, 64652490), (7, 55416420), (9, 43101660), (10, 38791494), (12, 32326245), (14, 27708210), (15, 25860996), (18, 21550830), (20, 19395747), (21, 18472140), (27, 14367220), (28, 13854105), (30, 12930498), (35, 11083284), (36, 10775415), (41, 9461340), (42, 9236070), (45, 8620332), (54, 7183610), (60, 6465249), (63, 6157380), (70, 5541642), (82, 4730670), (84, 4618035), (90, 4310166), (105, 3694428), (108, 3591805), (123, 3153780), (126, 3078690), (135, 2873444), (140, 2770821), (164, 2365335), (180, 2155083), (189, 2052460), (205, 1892268), (210, 1847214), (246, 1576890), (252, 1539345), (270, 1436722), (287, 1351620), (315, 1231476), (369, 1051260), (378, 1026230), (410, 946134), (420, 923607), (492, 788445), (540, 718361), (574, 675810), (615, 630756), (630, 615738), (738, 525630), (756, 513115), (820, 473067), (861, 450540), (945, 410492), (1107, 350420), (1148, 337905), (1230, 315378), (1260, 307869), (1435, 270324), (1476, 262815), (1722, 225270), (1845, 210252), (1890, 205246), (2214, 175210), (2460, 157689), (2503, 154980), (2583, 150180), (2870, 135162), (3444, 112635), (3690, 105126), (3780, 102623), (4305, 90108), (4428, 87605), (5006, 77490), (5166, 75090), (5535, 70084), (5740, 67581), (7380, 52563), (7509, 51660), (7749, 50060), (8610, 45054), (10012, 38745), (10332, 37545), (11070, 35042), (12515, 30996), (12915, 30036), (15018, 25830), (15498, 25030), (17220, 22527), (17521, 22140)]

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