71900640

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{1019}}^1$

素因数の和:1054

約数の個数: 216

約数和(自身を含む): 285699960

約数和(自身を除く): 213799320

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, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1019, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2038, 2205, 2352, 2520, 2940, 3057, 3360, 3528, 3920, 4076, 4410, 4704, 5040, 5095, 5880, 6114, 7056, 7133, 7840, 8152, 8820, 9171, 10080, 10190, 11760, 12228, 14112, 14266, 15285, 16304, 17640, 18342, 20380, 21399, 23520, 24456, 28532, 30570, 32608, 35280, 35665, 36684, 40760, 42798, 45855, 48912, 49931, 57064, 61140, 64197, 70560, 71330, 73368, 81520, 85596, 91710, 97824, 99862, 106995, 114128, 122280, 128394, 142660, 146736, 149793, 163040, 171192, 183420, 199724, 213990, 228256, 244560, 249655, 256788, 285320, 293472, 299586, 320985, 342384, 366840, 399448, 427980, 449379, 489120, 499310, 513576, 570640, 599172, 641970, 684768, 733680, 748965, 798896, 855960, 898758, 998620, 1027152, 1141280, 1198344, 1283940, 1467360, 1497930, 1597792, 1711920, 1797516, 1997240, 2054304, 2246895, 2396688, 2567880, 2995860, 3423840, 3595032, 3994480, 4493790, 4793376, 5135760, 5991720, 7190064, 7988960, 8987580, 10271520, 11983440, 14380128, 17975160, 23966880, 35950320, 71900640]

約数ペア:

[(1, 71900640), (2, 35950320), (3, 23966880), (4, 17975160), (5, 14380128), (6, 11983440), (7, 10271520), (8, 8987580), (9, 7988960), (10, 7190064), (12, 5991720), (14, 5135760), (15, 4793376), (16, 4493790), (18, 3994480), (20, 3595032), (21, 3423840), (24, 2995860), (28, 2567880), (30, 2396688), (32, 2246895), (35, 2054304), (36, 1997240), (40, 1797516), (42, 1711920), (45, 1597792), (48, 1497930), (49, 1467360), (56, 1283940), (60, 1198344), (63, 1141280), (70, 1027152), (72, 998620), (80, 898758), (84, 855960), (90, 798896), (96, 748965), (98, 733680), (105, 684768), (112, 641970), (120, 599172), (126, 570640), (140, 513576), (144, 499310), (147, 489120), (160, 449379), (168, 427980), (180, 399448), (196, 366840), (210, 342384), (224, 320985), (240, 299586), (245, 293472), (252, 285320), (280, 256788), (288, 249655), (294, 244560), (315, 228256), (336, 213990), (360, 199724), (392, 183420), (420, 171192), (441, 163040), (480, 149793), (490, 146736), (504, 142660), (560, 128394), (588, 122280), (630, 114128), (672, 106995), (720, 99862), (735, 97824), (784, 91710), (840, 85596), (882, 81520), (980, 73368), (1008, 71330), (1019, 70560), (1120, 64197), (1176, 61140), (1260, 57064), (1440, 49931), (1470, 48912), (1568, 45855), (1680, 42798), (1764, 40760), (1960, 36684), (2016, 35665), (2038, 35280), (2205, 32608), (2352, 30570), (2520, 28532), (2940, 24456), (3057, 23520), (3360, 21399), (3528, 20380), (3920, 18342), (4076, 17640), (4410, 16304), (4704, 15285), (5040, 14266), (5095, 14112), (5880, 12228), (6114, 11760), (7056, 10190), (7133, 10080), (7840, 9171), (8152, 8820)]