51876720

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:149

約数の個数: 320

約数和(自身を含む): 211415040

約数和(自身を除く): 159538320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 47, 48, 54, 56, 60, 63, 70, 72, 73, 80, 84, 90, 94, 105, 108, 112, 120, 126, 135, 140, 141, 144, 146, 168, 180, 188, 189, 210, 216, 219, 235, 240, 252, 270, 280, 282, 292, 315, 329, 336, 360, 365, 376, 378, 420, 423, 432, 438, 470, 504, 511, 540, 560, 564, 584, 630, 657, 658, 705, 720, 730, 752, 756, 840, 846, 876, 940, 945, 987, 1008, 1022, 1080, 1095, 1128, 1168, 1260, 1269, 1314, 1316, 1410, 1460, 1512, 1533, 1645, 1680, 1692, 1752, 1880, 1890, 1971, 1974, 2044, 2115, 2160, 2190, 2256, 2520, 2538, 2555, 2628, 2632, 2820, 2920, 2961, 3024, 3066, 3285, 3290, 3384, 3431, 3504, 3760, 3780, 3942, 3948, 4088, 4230, 4380, 4599, 4935, 5040, 5076, 5110, 5256, 5264, 5640, 5840, 5922, 6132, 6345, 6570, 6580, 6768, 6862, 7560, 7665, 7884, 7896, 8176, 8460, 8760, 8883, 9198, 9855, 9870, 10152, 10220, 10293, 10512, 11280, 11844, 12264, 12690, 13140, 13160, 13724, 13797, 14805, 15120, 15330, 15768, 15792, 16920, 17155, 17520, 17766, 18396, 19710, 19740, 20304, 20440, 20586, 22995, 23688, 24017, 24528, 25380, 26280, 26320, 27448, 27594, 29610, 30660, 30879, 31536, 33840, 34310, 35532, 36792, 39420, 39480, 40880, 41172, 44415, 45990, 47376, 48034, 50760, 51465, 52560, 54896, 55188, 59220, 61320, 61758, 68620, 68985, 71064, 72051, 73584, 78840, 78960, 82344, 88830, 91980, 92637, 96068, 101520, 102930, 110376, 118440, 120085, 122640, 123516, 137240, 137970, 142128, 144102, 154395, 157680, 164688, 177660, 183960, 185274, 192136, 205860, 216153, 220752, 236880, 240170, 247032, 274480, 275940, 288204, 308790, 355320, 360255, 367920, 370548, 384272, 411720, 432306, 463185, 480340, 494064, 551880, 576408, 617580, 648459, 710640, 720510, 741096, 823440, 864612, 926370, 960680, 1080765, 1103760, 1152816, 1235160, 1296918, 1441020, 1482192, 1729224, 1852740, 1921360, 2161530, 2470320, 2593836, 2882040, 3242295, 3458448, 3705480, 4323060, 5187672, 5764080, 6484590, 7410960, 8646120, 10375344, 12969180, 17292240, 25938360, 51876720]

約数ペア:

[(1, 51876720), (2, 25938360), (3, 17292240), (4, 12969180), (5, 10375344), (6, 8646120), (7, 7410960), (8, 6484590), (9, 5764080), (10, 5187672), (12, 4323060), (14, 3705480), (15, 3458448), (16, 3242295), (18, 2882040), (20, 2593836), (21, 2470320), (24, 2161530), (27, 1921360), (28, 1852740), (30, 1729224), (35, 1482192), (36, 1441020), (40, 1296918), (42, 1235160), (45, 1152816), (47, 1103760), (48, 1080765), (54, 960680), (56, 926370), (60, 864612), (63, 823440), (70, 741096), (72, 720510), (73, 710640), (80, 648459), (84, 617580), (90, 576408), (94, 551880), (105, 494064), (108, 480340), (112, 463185), (120, 432306), (126, 411720), (135, 384272), (140, 370548), (141, 367920), (144, 360255), (146, 355320), (168, 308790), (180, 288204), (188, 275940), (189, 274480), (210, 247032), (216, 240170), (219, 236880), (235, 220752), (240, 216153), (252, 205860), (270, 192136), (280, 185274), (282, 183960), (292, 177660), (315, 164688), (329, 157680), (336, 154395), (360, 144102), (365, 142128), (376, 137970), (378, 137240), (420, 123516), (423, 122640), (432, 120085), (438, 118440), (470, 110376), (504, 102930), (511, 101520), (540, 96068), (560, 92637), (564, 91980), (584, 88830), (630, 82344), (657, 78960), (658, 78840), (705, 73584), (720, 72051), (730, 71064), (752, 68985), (756, 68620), (840, 61758), (846, 61320), (876, 59220), (940, 55188), (945, 54896), (987, 52560), (1008, 51465), (1022, 50760), (1080, 48034), (1095, 47376), (1128, 45990), (1168, 44415), (1260, 41172), (1269, 40880), (1314, 39480), (1316, 39420), (1410, 36792), (1460, 35532), (1512, 34310), (1533, 33840), (1645, 31536), (1680, 30879), (1692, 30660), (1752, 29610), (1880, 27594), (1890, 27448), (1971, 26320), (1974, 26280), (2044, 25380), (2115, 24528), (2160, 24017), (2190, 23688), (2256, 22995), (2520, 20586), (2538, 20440), (2555, 20304), (2628, 19740), (2632, 19710), (2820, 18396), (2920, 17766), (2961, 17520), (3024, 17155), (3066, 16920), (3285, 15792), (3290, 15768), (3384, 15330), (3431, 15120), (3504, 14805), (3760, 13797), (3780, 13724), (3942, 13160), (3948, 13140), (4088, 12690), (4230, 12264), (4380, 11844), (4599, 11280), (4935, 10512), (5040, 10293), (5076, 10220), (5110, 10152), (5256, 9870), (5264, 9855), (5640, 9198), (5840, 8883), (5922, 8760), (6132, 8460), (6345, 8176), (6570, 7896), (6580, 7884), (6768, 7665), (6862, 7560)]