401278080

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:511

約数の個数: 256

約数和(自身を含む): 1485446400

約数和(自身を除く): 1084168320

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, 73, 80, 84, 96, 105, 112, 120, 128, 140, 146, 160, 168, 192, 210, 219, 224, 240, 280, 292, 320, 336, 365, 384, 409, 420, 438, 448, 480, 511, 560, 584, 640, 672, 730, 818, 840, 876, 896, 960, 1022, 1095, 1120, 1168, 1227, 1344, 1460, 1533, 1636, 1680, 1752, 1920, 2044, 2045, 2190, 2240, 2336, 2454, 2555, 2688, 2863, 2920, 3066, 3272, 3360, 3504, 4088, 4090, 4380, 4480, 4672, 4908, 5110, 5726, 5840, 6132, 6135, 6544, 6720, 7008, 7665, 8176, 8180, 8589, 8760, 9344, 9816, 10220, 11452, 11680, 12264, 12270, 13088, 13440, 14016, 14315, 15330, 16352, 16360, 17178, 17520, 19632, 20440, 22904, 23360, 24528, 24540, 26176, 28032, 28630, 29857, 30660, 32704, 32720, 34356, 35040, 39264, 40880, 42945, 45808, 46720, 49056, 49080, 52352, 57260, 59714, 61320, 65408, 65440, 68712, 70080, 78528, 81760, 85890, 89571, 91616, 98112, 98160, 114520, 119428, 122640, 130880, 137424, 140160, 149285, 157056, 163520, 171780, 179142, 183232, 196224, 196320, 208999, 229040, 238856, 245280, 261760, 274848, 298570, 327040, 343560, 358284, 366464, 392640, 417998, 447855, 458080, 477712, 490560, 549696, 597140, 626997, 687120, 716568, 785280, 835996, 895710, 916160, 955424, 981120, 1044995, 1099392, 1194280, 1253994, 1374240, 1433136, 1671992, 1791420, 1832320, 1910848, 2089990, 2388560, 2507988, 2748480, 2866272, 3134985, 3343984, 3582840, 3821696, 4179980, 4777120, 5015976, 5496960, 5732544, 6269970, 6687968, 7165680, 8359960, 9554240, 10031952, 11465088, 12539940, 13375936, 14331360, 16719920, 19108480, 20063904, 25079880, 26751872, 28662720, 33439840, 40127808, 50159760, 57325440, 66879680, 80255616, 100319520, 133759360, 200639040, 401278080]

約数ペア:

[(1, 401278080), (2, 200639040), (3, 133759360), (4, 100319520), (5, 80255616), (6, 66879680), (7, 57325440), (8, 50159760), (10, 40127808), (12, 33439840), (14, 28662720), (15, 26751872), (16, 25079880), (20, 20063904), (21, 19108480), (24, 16719920), (28, 14331360), (30, 13375936), (32, 12539940), (35, 11465088), (40, 10031952), (42, 9554240), (48, 8359960), (56, 7165680), (60, 6687968), (64, 6269970), (70, 5732544), (73, 5496960), (80, 5015976), (84, 4777120), (96, 4179980), (105, 3821696), (112, 3582840), (120, 3343984), (128, 3134985), (140, 2866272), (146, 2748480), (160, 2507988), (168, 2388560), (192, 2089990), (210, 1910848), (219, 1832320), (224, 1791420), (240, 1671992), (280, 1433136), (292, 1374240), (320, 1253994), (336, 1194280), (365, 1099392), (384, 1044995), (409, 981120), (420, 955424), (438, 916160), (448, 895710), (480, 835996), (511, 785280), (560, 716568), (584, 687120), (640, 626997), (672, 597140), (730, 549696), (818, 490560), (840, 477712), (876, 458080), (896, 447855), (960, 417998), (1022, 392640), (1095, 366464), (1120, 358284), (1168, 343560), (1227, 327040), (1344, 298570), (1460, 274848), (1533, 261760), (1636, 245280), (1680, 238856), (1752, 229040), (1920, 208999), (2044, 196320), (2045, 196224), (2190, 183232), (2240, 179142), (2336, 171780), (2454, 163520), (2555, 157056), (2688, 149285), (2863, 140160), (2920, 137424), (3066, 130880), (3272, 122640), (3360, 119428), (3504, 114520), (4088, 98160), (4090, 98112), (4380, 91616), (4480, 89571), (4672, 85890), (4908, 81760), (5110, 78528), (5726, 70080), (5840, 68712), (6132, 65440), (6135, 65408), (6544, 61320), (6720, 59714), (7008, 57260), (7665, 52352), (8176, 49080), (8180, 49056), (8589, 46720), (8760, 45808), (9344, 42945), (9816, 40880), (10220, 39264), (11452, 35040), (11680, 34356), (12264, 32720), (12270, 32704), (13088, 30660), (13440, 29857), (14016, 28630), (14315, 28032), (15330, 26176), (16352, 24540), (16360, 24528), (17178, 23360), (17520, 22904), (19632, 20440)]