71918280

素因数分解:

$2^3\times 3^5\times 5^1\times 7^2\times {\mathrm{151}}^1$

素因数の和:191

約数の個数: 288

約数和(自身を含む): 283832640

約数和(自身を除く): 211914360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 151, 162, 168, 180, 189, 196, 210, 216, 243, 245, 252, 270, 280, 294, 302, 315, 324, 360, 378, 392, 405, 420, 441, 453, 486, 490, 504, 540, 567, 588, 604, 630, 648, 735, 755, 756, 810, 840, 882, 906, 945, 972, 980, 1057, 1080, 1134, 1176, 1208, 1215, 1260, 1323, 1359, 1470, 1510, 1512, 1620, 1701, 1764, 1812, 1890, 1944, 1960, 2114, 2205, 2265, 2268, 2430, 2520, 2646, 2718, 2835, 2940, 3020, 3171, 3240, 3402, 3528, 3624, 3780, 3969, 4077, 4228, 4410, 4530, 4536, 4860, 5285, 5292, 5436, 5670, 5880, 6040, 6342, 6615, 6795, 6804, 7399, 7560, 7938, 8154, 8456, 8505, 8820, 9060, 9513, 9720, 10570, 10584, 10872, 11340, 11907, 12231, 12684, 13230, 13590, 13608, 14798, 15855, 15876, 16308, 17010, 17640, 18120, 19026, 19845, 20385, 21140, 22197, 22680, 23814, 24462, 25368, 26460, 27180, 28539, 29596, 31710, 31752, 32616, 34020, 36693, 36995, 38052, 39690, 40770, 42280, 44394, 47565, 47628, 48924, 52920, 54360, 57078, 59192, 59535, 61155, 63420, 66591, 68040, 73386, 73990, 76104, 79380, 81540, 85617, 88788, 95130, 95256, 97848, 110985, 114156, 119070, 122310, 126840, 133182, 142695, 146772, 147980, 158760, 163080, 171234, 177576, 183465, 190260, 199773, 221970, 228312, 238140, 244620, 256851, 266364, 285390, 293544, 295960, 332955, 342468, 366930, 380520, 399546, 428085, 443940, 476280, 489240, 513702, 532728, 570780, 599319, 665910, 684936, 733860, 799092, 856170, 887880, 998865, 1027404, 1141560, 1198638, 1284255, 1331820, 1467720, 1598184, 1712340, 1797957, 1997730, 2054808, 2397276, 2568510, 2663640, 2996595, 3424680, 3595914, 3995460, 4794552, 5137020, 5993190, 7191828, 7990920, 8989785, 10274040, 11986380, 14383656, 17979570, 23972760, 35959140, 71918280]

約数ペア:

[(1, 71918280), (2, 35959140), (3, 23972760), (4, 17979570), (5, 14383656), (6, 11986380), (7, 10274040), (8, 8989785), (9, 7990920), (10, 7191828), (12, 5993190), (14, 5137020), (15, 4794552), (18, 3995460), (20, 3595914), (21, 3424680), (24, 2996595), (27, 2663640), (28, 2568510), (30, 2397276), (35, 2054808), (36, 1997730), (40, 1797957), (42, 1712340), (45, 1598184), (49, 1467720), (54, 1331820), (56, 1284255), (60, 1198638), (63, 1141560), (70, 1027404), (72, 998865), (81, 887880), (84, 856170), (90, 799092), (98, 733860), (105, 684936), (108, 665910), (120, 599319), (126, 570780), (135, 532728), (140, 513702), (147, 489240), (151, 476280), (162, 443940), (168, 428085), (180, 399546), (189, 380520), (196, 366930), (210, 342468), (216, 332955), (243, 295960), (245, 293544), (252, 285390), (270, 266364), (280, 256851), (294, 244620), (302, 238140), (315, 228312), (324, 221970), (360, 199773), (378, 190260), (392, 183465), (405, 177576), (420, 171234), (441, 163080), (453, 158760), (486, 147980), (490, 146772), (504, 142695), (540, 133182), (567, 126840), (588, 122310), (604, 119070), (630, 114156), (648, 110985), (735, 97848), (755, 95256), (756, 95130), (810, 88788), (840, 85617), (882, 81540), (906, 79380), (945, 76104), (972, 73990), (980, 73386), (1057, 68040), (1080, 66591), (1134, 63420), (1176, 61155), (1208, 59535), (1215, 59192), (1260, 57078), (1323, 54360), (1359, 52920), (1470, 48924), (1510, 47628), (1512, 47565), (1620, 44394), (1701, 42280), (1764, 40770), (1812, 39690), (1890, 38052), (1944, 36995), (1960, 36693), (2114, 34020), (2205, 32616), (2265, 31752), (2268, 31710), (2430, 29596), (2520, 28539), (2646, 27180), (2718, 26460), (2835, 25368), (2940, 24462), (3020, 23814), (3171, 22680), (3240, 22197), (3402, 21140), (3528, 20385), (3624, 19845), (3780, 19026), (3969, 18120), (4077, 17640), (4228, 17010), (4410, 16308), (4530, 15876), (4536, 15855), (4860, 14798), (5285, 13608), (5292, 13590), (5436, 13230), (5670, 12684), (5880, 12231), (6040, 11907), (6342, 11340), (6615, 10872), (6795, 10584), (6804, 10570), (7399, 9720), (7560, 9513), (7938, 9060), (8154, 8820), (8456, 8505)]