208242720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:384

約数の個数: 288

約数和(自身を含む): 826180992

約数和(自身を除く): 617938272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 73, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 146, 160, 168, 180, 210, 219, 224, 240, 252, 280, 283, 288, 292, 315, 336, 360, 365, 420, 438, 480, 504, 511, 560, 566, 584, 630, 657, 672, 720, 730, 840, 849, 876, 1008, 1022, 1095, 1120, 1132, 1168, 1260, 1314, 1415, 1440, 1460, 1533, 1680, 1698, 1752, 1981, 2016, 2044, 2190, 2264, 2336, 2520, 2547, 2555, 2628, 2830, 2920, 3066, 3285, 3360, 3396, 3504, 3962, 4088, 4245, 4380, 4528, 4599, 5040, 5094, 5110, 5256, 5660, 5840, 5943, 6132, 6570, 6792, 7008, 7665, 7924, 8176, 8490, 8760, 9056, 9198, 9905, 10080, 10188, 10220, 10512, 11320, 11680, 11886, 12264, 12735, 13140, 13584, 15330, 15848, 16352, 16980, 17520, 17829, 18396, 19810, 20376, 20440, 20659, 21024, 22640, 22995, 23772, 24528, 25470, 26280, 27168, 29715, 30660, 31696, 33960, 35040, 35658, 36792, 39620, 40752, 40880, 41318, 45280, 45990, 47544, 49056, 50940, 52560, 59430, 61320, 61977, 63392, 67920, 71316, 73584, 79240, 81504, 81760, 82636, 89145, 91980, 95088, 101880, 103295, 105120, 118860, 122640, 123954, 135840, 142632, 144613, 147168, 158480, 165272, 178290, 183960, 185931, 190176, 203760, 206590, 237720, 245280, 247908, 285264, 289226, 309885, 316960, 330544, 356580, 367920, 371862, 407520, 413180, 433839, 475440, 495816, 570528, 578452, 619770, 661088, 713160, 723065, 735840, 743724, 826360, 867678, 929655, 950880, 991632, 1156904, 1239540, 1301517, 1426320, 1446130, 1487448, 1652720, 1735356, 1859310, 1983264, 2169195, 2313808, 2479080, 2603034, 2852640, 2892260, 2974896, 3305440, 3470712, 3718620, 4338390, 4627616, 4958160, 5206068, 5784520, 5949792, 6507585, 6941424, 7437240, 8676780, 9916320, 10412136, 11569040, 13015170, 13882848, 14874480, 17353560, 20824272, 23138080, 26030340, 29748960, 34707120, 41648544, 52060680, 69414240, 104121360, 208242720]

約数ペア:

[(1, 208242720), (2, 104121360), (3, 69414240), (4, 52060680), (5, 41648544), (6, 34707120), (7, 29748960), (8, 26030340), (9, 23138080), (10, 20824272), (12, 17353560), (14, 14874480), (15, 13882848), (16, 13015170), (18, 11569040), (20, 10412136), (21, 9916320), (24, 8676780), (28, 7437240), (30, 6941424), (32, 6507585), (35, 5949792), (36, 5784520), (40, 5206068), (42, 4958160), (45, 4627616), (48, 4338390), (56, 3718620), (60, 3470712), (63, 3305440), (70, 2974896), (72, 2892260), (73, 2852640), (80, 2603034), (84, 2479080), (90, 2313808), (96, 2169195), (105, 1983264), (112, 1859310), (120, 1735356), (126, 1652720), (140, 1487448), (144, 1446130), (146, 1426320), (160, 1301517), (168, 1239540), (180, 1156904), (210, 991632), (219, 950880), (224, 929655), (240, 867678), (252, 826360), (280, 743724), (283, 735840), (288, 723065), (292, 713160), (315, 661088), (336, 619770), (360, 578452), (365, 570528), (420, 495816), (438, 475440), (480, 433839), (504, 413180), (511, 407520), (560, 371862), (566, 367920), (584, 356580), (630, 330544), (657, 316960), (672, 309885), (720, 289226), (730, 285264), (840, 247908), (849, 245280), (876, 237720), (1008, 206590), (1022, 203760), (1095, 190176), (1120, 185931), (1132, 183960), (1168, 178290), (1260, 165272), (1314, 158480), (1415, 147168), (1440, 144613), (1460, 142632), (1533, 135840), (1680, 123954), (1698, 122640), (1752, 118860), (1981, 105120), (2016, 103295), (2044, 101880), (2190, 95088), (2264, 91980), (2336, 89145), (2520, 82636), (2547, 81760), (2555, 81504), (2628, 79240), (2830, 73584), (2920, 71316), (3066, 67920), (3285, 63392), (3360, 61977), (3396, 61320), (3504, 59430), (3962, 52560), (4088, 50940), (4245, 49056), (4380, 47544), (4528, 45990), (4599, 45280), (5040, 41318), (5094, 40880), (5110, 40752), (5256, 39620), (5660, 36792), (5840, 35658), (5943, 35040), (6132, 33960), (6570, 31696), (6792, 30660), (7008, 29715), (7665, 27168), (7924, 26280), (8176, 25470), (8490, 24528), (8760, 23772), (9056, 22995), (9198, 22640), (9905, 21024), (10080, 20659), (10188, 20440), (10220, 20376), (10512, 19810), (11320, 18396), (11680, 17829), (11886, 17520), (12264, 16980), (12735, 16352), (13140, 15848), (13584, 15330)]