258397440

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{9613}}^1$

素因数の和:9644

約数の個数: 144

約数和(自身を含む): 943248768

約数和(自身を除く): 684851328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 9613, 13440, 19226, 26880, 28839, 38452, 48065, 57678, 67291, 76904, 96130, 115356, 134582, 144195, 153808, 192260, 201873, 230712, 269164, 288390, 307616, 336455, 384520, 403746, 461424, 538328, 576780, 615232, 672910, 769040, 807492, 922848, 1009365, 1076656, 1153560, 1230464, 1345820, 1538080, 1614984, 1845696, 2018730, 2153312, 2307120, 2460928, 2691640, 3076160, 3229968, 3691392, 4037460, 4306624, 4614240, 5383280, 6152320, 6459936, 7382784, 8074920, 8613248, 9228480, 10766560, 12304640, 12919872, 16149840, 17226496, 18456960, 21533120, 25839744, 32299680, 36913920, 43066240, 51679488, 64599360, 86132480, 129198720, 258397440]

約数ペア:

[(1, 258397440), (2, 129198720), (3, 86132480), (4, 64599360), (5, 51679488), (6, 43066240), (7, 36913920), (8, 32299680), (10, 25839744), (12, 21533120), (14, 18456960), (15, 17226496), (16, 16149840), (20, 12919872), (21, 12304640), (24, 10766560), (28, 9228480), (30, 8613248), (32, 8074920), (35, 7382784), (40, 6459936), (42, 6152320), (48, 5383280), (56, 4614240), (60, 4306624), (64, 4037460), (70, 3691392), (80, 3229968), (84, 3076160), (96, 2691640), (105, 2460928), (112, 2307120), (120, 2153312), (128, 2018730), (140, 1845696), (160, 1614984), (168, 1538080), (192, 1345820), (210, 1230464), (224, 1153560), (240, 1076656), (256, 1009365), (280, 922848), (320, 807492), (336, 769040), (384, 672910), (420, 615232), (448, 576780), (480, 538328), (560, 461424), (640, 403746), (672, 384520), (768, 336455), (840, 307616), (896, 288390), (960, 269164), (1120, 230712), (1280, 201873), (1344, 192260), (1680, 153808), (1792, 144195), (1920, 134582), (2240, 115356), (2688, 96130), (3360, 76904), (3840, 67291), (4480, 57678), (5376, 48065), (6720, 38452), (8960, 28839), (9613, 26880), (13440, 19226)]