30881760

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:146

約数の個数: 288

約数和(自身を含む): 123070752

約数和(自身を除く): 92188992

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 49, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 98, 101, 104, 105, 112, 120, 130, 140, 147, 156, 160, 168, 182, 195, 196, 202, 208, 210, 224, 240, 245, 260, 273, 280, 294, 303, 312, 336, 364, 390, 392, 404, 416, 420, 455, 480, 490, 505, 520, 546, 560, 588, 606, 624, 637, 672, 707, 728, 735, 780, 784, 808, 840, 910, 980, 1010, 1040, 1092, 1120, 1176, 1212, 1248, 1274, 1313, 1365, 1414, 1456, 1470, 1515, 1560, 1568, 1616, 1680, 1820, 1911, 1960, 2020, 2080, 2121, 2184, 2352, 2424, 2548, 2626, 2730, 2828, 2912, 2940, 3030, 3120, 3185, 3232, 3360, 3535, 3640, 3822, 3920, 3939, 4040, 4242, 4368, 4704, 4848, 4949, 5096, 5252, 5460, 5656, 5880, 6060, 6240, 6370, 6565, 7070, 7280, 7644, 7840, 7878, 8080, 8484, 8736, 9191, 9555, 9696, 9898, 10192, 10504, 10605, 10920, 11312, 11760, 12120, 12740, 13130, 14140, 14560, 14847, 15288, 15756, 16160, 16968, 18382, 19110, 19695, 19796, 20384, 21008, 21210, 21840, 22624, 23520, 24240, 24745, 25480, 26260, 27573, 28280, 29694, 30576, 31512, 33936, 36764, 38220, 39390, 39592, 42016, 42420, 43680, 45955, 48480, 49490, 50960, 52520, 55146, 56560, 59388, 61152, 63024, 64337, 67872, 73528, 74235, 76440, 78780, 79184, 84840, 91910, 98980, 101920, 105040, 110292, 113120, 118776, 126048, 128674, 137865, 147056, 148470, 152880, 157560, 158368, 169680, 183820, 193011, 197960, 210080, 220584, 237552, 257348, 275730, 294112, 296940, 305760, 315120, 321685, 339360, 367640, 386022, 395920, 441168, 475104, 514696, 551460, 593880, 630240, 643370, 735280, 772044, 791840, 882336, 965055, 1029392, 1102920, 1187760, 1286740, 1470560, 1544088, 1930110, 2058784, 2205840, 2375520, 2573480, 3088176, 3860220, 4411680, 5146960, 6176352, 7720440, 10293920, 15440880, 30881760]

約数ペア:

[(1, 30881760), (2, 15440880), (3, 10293920), (4, 7720440), (5, 6176352), (6, 5146960), (7, 4411680), (8, 3860220), (10, 3088176), (12, 2573480), (13, 2375520), (14, 2205840), (15, 2058784), (16, 1930110), (20, 1544088), (21, 1470560), (24, 1286740), (26, 1187760), (28, 1102920), (30, 1029392), (32, 965055), (35, 882336), (39, 791840), (40, 772044), (42, 735280), (48, 643370), (49, 630240), (52, 593880), (56, 551460), (60, 514696), (65, 475104), (70, 441168), (78, 395920), (80, 386022), (84, 367640), (91, 339360), (96, 321685), (98, 315120), (101, 305760), (104, 296940), (105, 294112), (112, 275730), (120, 257348), (130, 237552), (140, 220584), (147, 210080), (156, 197960), (160, 193011), (168, 183820), (182, 169680), (195, 158368), (196, 157560), (202, 152880), (208, 148470), (210, 147056), (224, 137865), (240, 128674), (245, 126048), (260, 118776), (273, 113120), (280, 110292), (294, 105040), (303, 101920), (312, 98980), (336, 91910), (364, 84840), (390, 79184), (392, 78780), (404, 76440), (416, 74235), (420, 73528), (455, 67872), (480, 64337), (490, 63024), (505, 61152), (520, 59388), (546, 56560), (560, 55146), (588, 52520), (606, 50960), (624, 49490), (637, 48480), (672, 45955), (707, 43680), (728, 42420), (735, 42016), (780, 39592), (784, 39390), (808, 38220), (840, 36764), (910, 33936), (980, 31512), (1010, 30576), (1040, 29694), (1092, 28280), (1120, 27573), (1176, 26260), (1212, 25480), (1248, 24745), (1274, 24240), (1313, 23520), (1365, 22624), (1414, 21840), (1456, 21210), (1470, 21008), (1515, 20384), (1560, 19796), (1568, 19695), (1616, 19110), (1680, 18382), (1820, 16968), (1911, 16160), (1960, 15756), (2020, 15288), (2080, 14847), (2121, 14560), (2184, 14140), (2352, 13130), (2424, 12740), (2548, 12120), (2626, 11760), (2730, 11312), (2828, 10920), (2912, 10605), (2940, 10504), (3030, 10192), (3120, 9898), (3185, 9696), (3232, 9555), (3360, 9191), (3535, 8736), (3640, 8484), (3822, 8080), (3920, 7878), (3939, 7840), (4040, 7644), (4242, 7280), (4368, 7070), (4704, 6565), (4848, 6370), (4949, 6240), (5096, 6060), (5252, 5880), (5460, 5656)]