21844680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:124

約数の個数: 256

約数和(自身を含む): 82252800

約数和(自身を除く): 60408120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 19, 20, 22, 24, 26, 30, 33, 38, 39, 40, 44, 52, 55, 57, 60, 65, 66, 67, 76, 78, 88, 95, 104, 110, 114, 120, 130, 132, 134, 143, 152, 156, 165, 190, 195, 201, 209, 220, 228, 247, 260, 264, 268, 285, 286, 312, 330, 335, 380, 390, 402, 418, 429, 440, 456, 494, 520, 536, 570, 572, 627, 660, 670, 715, 737, 741, 760, 780, 804, 836, 858, 871, 988, 1005, 1045, 1140, 1144, 1235, 1254, 1273, 1320, 1340, 1430, 1474, 1482, 1560, 1608, 1672, 1716, 1742, 1976, 2010, 2090, 2145, 2211, 2280, 2470, 2508, 2546, 2613, 2680, 2717, 2860, 2948, 2964, 3135, 3432, 3484, 3685, 3705, 3819, 4020, 4180, 4290, 4355, 4422, 4940, 5016, 5092, 5226, 5434, 5720, 5896, 5928, 6270, 6365, 6968, 7370, 7410, 7638, 8040, 8151, 8360, 8580, 8710, 8844, 9581, 9880, 10184, 10452, 10868, 11055, 12540, 12730, 13065, 13585, 14003, 14740, 14820, 15276, 16302, 16549, 17160, 17420, 17688, 19095, 19162, 20904, 21736, 22110, 25080, 25460, 26130, 27170, 28006, 28743, 29480, 29640, 30552, 32604, 33098, 34840, 38190, 38324, 40755, 42009, 44220, 47905, 49647, 50920, 52260, 54340, 56012, 57486, 65208, 66196, 70015, 76380, 76648, 81510, 82745, 84018, 88440, 95810, 99294, 104520, 108680, 112024, 114972, 132392, 140030, 143715, 152760, 163020, 165490, 168036, 182039, 191620, 198588, 210045, 229944, 248235, 280060, 287430, 326040, 330980, 336072, 364078, 383240, 397176, 420090, 496470, 546117, 560120, 574860, 661960, 728156, 840180, 910195, 992940, 1092234, 1149720, 1456312, 1680360, 1820390, 1985880, 2184468, 2730585, 3640780, 4368936, 5461170, 7281560, 10922340, 21844680]

約数ペア:

[(1, 21844680), (2, 10922340), (3, 7281560), (4, 5461170), (5, 4368936), (6, 3640780), (8, 2730585), (10, 2184468), (11, 1985880), (12, 1820390), (13, 1680360), (15, 1456312), (19, 1149720), (20, 1092234), (22, 992940), (24, 910195), (26, 840180), (30, 728156), (33, 661960), (38, 574860), (39, 560120), (40, 546117), (44, 496470), (52, 420090), (55, 397176), (57, 383240), (60, 364078), (65, 336072), (66, 330980), (67, 326040), (76, 287430), (78, 280060), (88, 248235), (95, 229944), (104, 210045), (110, 198588), (114, 191620), (120, 182039), (130, 168036), (132, 165490), (134, 163020), (143, 152760), (152, 143715), (156, 140030), (165, 132392), (190, 114972), (195, 112024), (201, 108680), (209, 104520), (220, 99294), (228, 95810), (247, 88440), (260, 84018), (264, 82745), (268, 81510), (285, 76648), (286, 76380), (312, 70015), (330, 66196), (335, 65208), (380, 57486), (390, 56012), (402, 54340), (418, 52260), (429, 50920), (440, 49647), (456, 47905), (494, 44220), (520, 42009), (536, 40755), (570, 38324), (572, 38190), (627, 34840), (660, 33098), (670, 32604), (715, 30552), (737, 29640), (741, 29480), (760, 28743), (780, 28006), (804, 27170), (836, 26130), (858, 25460), (871, 25080), (988, 22110), (1005, 21736), (1045, 20904), (1140, 19162), (1144, 19095), (1235, 17688), (1254, 17420), (1273, 17160), (1320, 16549), (1340, 16302), (1430, 15276), (1474, 14820), (1482, 14740), (1560, 14003), (1608, 13585), (1672, 13065), (1716, 12730), (1742, 12540), (1976, 11055), (2010, 10868), (2090, 10452), (2145, 10184), (2211, 9880), (2280, 9581), (2470, 8844), (2508, 8710), (2546, 8580), (2613, 8360), (2680, 8151), (2717, 8040), (2860, 7638), (2948, 7410), (2964, 7370), (3135, 6968), (3432, 6365), (3484, 6270), (3685, 5928), (3705, 5896), (3819, 5720), (4020, 5434), (4180, 5226), (4290, 5092), (4355, 5016), (4422, 4940)]