340589440

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{757}}^1$

素因数の和:832

約数の個数: 128

約数和(自身を含む): 881402400

約数和(自身を除く): 540812960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 64, 74, 76, 80, 95, 128, 148, 152, 160, 185, 190, 296, 304, 320, 370, 380, 592, 608, 640, 703, 740, 757, 760, 1184, 1216, 1406, 1480, 1514, 1520, 2368, 2432, 2812, 2960, 3028, 3040, 3515, 3785, 4736, 5624, 5920, 6056, 6080, 7030, 7570, 11248, 11840, 12112, 12160, 14060, 14383, 15140, 22496, 23680, 24224, 28009, 28120, 28766, 30280, 44992, 48448, 56018, 56240, 57532, 60560, 71915, 89984, 96896, 112036, 112480, 115064, 121120, 140045, 143830, 224072, 224960, 230128, 242240, 280090, 287660, 448144, 449920, 460256, 484480, 532171, 560180, 575320, 896288, 920512, 1064342, 1120360, 1150640, 1792576, 1841024, 2128684, 2240720, 2301280, 2660855, 3585152, 4257368, 4481440, 4602560, 5321710, 8514736, 8962880, 9205120, 10643420, 17029472, 17925760, 21286840, 34058944, 42573680, 68117888, 85147360, 170294720, 340589440]

約数ペア:

[(1, 340589440), (2, 170294720), (4, 85147360), (5, 68117888), (8, 42573680), (10, 34058944), (16, 21286840), (19, 17925760), (20, 17029472), (32, 10643420), (37, 9205120), (38, 8962880), (40, 8514736), (64, 5321710), (74, 4602560), (76, 4481440), (80, 4257368), (95, 3585152), (128, 2660855), (148, 2301280), (152, 2240720), (160, 2128684), (185, 1841024), (190, 1792576), (296, 1150640), (304, 1120360), (320, 1064342), (370, 920512), (380, 896288), (592, 575320), (608, 560180), (640, 532171), (703, 484480), (740, 460256), (757, 449920), (760, 448144), (1184, 287660), (1216, 280090), (1406, 242240), (1480, 230128), (1514, 224960), (1520, 224072), (2368, 143830), (2432, 140045), (2812, 121120), (2960, 115064), (3028, 112480), (3040, 112036), (3515, 96896), (3785, 89984), (4736, 71915), (5624, 60560), (5920, 57532), (6056, 56240), (6080, 56018), (7030, 48448), (7570, 44992), (11248, 30280), (11840, 28766), (12112, 28120), (12160, 28009), (14060, 24224), (14383, 23680), (15140, 22496)]