857735280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{463}}^1$

素因数の和:596

約数の個数: 240

約数和(自身を含む): 3015806976

約数和(自身を除く): 2158071696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 83, 90, 93, 120, 124, 144, 155, 166, 180, 186, 240, 248, 249, 279, 310, 332, 360, 372, 415, 463, 465, 496, 498, 558, 620, 664, 720, 744, 747, 830, 926, 930, 996, 1116, 1240, 1245, 1328, 1389, 1395, 1488, 1494, 1660, 1852, 1860, 1992, 2232, 2315, 2480, 2490, 2573, 2778, 2790, 2988, 3320, 3704, 3720, 3735, 3984, 4167, 4464, 4630, 4980, 5146, 5556, 5580, 5976, 6640, 6945, 7408, 7440, 7470, 7719, 8334, 9260, 9960, 10292, 11112, 11160, 11952, 12865, 13890, 14353, 14940, 15438, 16668, 18520, 19920, 20584, 20835, 22224, 22320, 23157, 25730, 27780, 28706, 29880, 30876, 33336, 37040, 38429, 38595, 41168, 41670, 43059, 46314, 51460, 55560, 57412, 59760, 61752, 66672, 71765, 76858, 77190, 83340, 86118, 92628, 102920, 111120, 114824, 115287, 115785, 123504, 129177, 143530, 153716, 154380, 166680, 172236, 185256, 192145, 205840, 215295, 229648, 230574, 231570, 258354, 287060, 307432, 308760, 333360, 344472, 345861, 370512, 384290, 430590, 461148, 463140, 516708, 574120, 576435, 614864, 617520, 645885, 688944, 691722, 768580, 861180, 922296, 926280, 1033416, 1148240, 1152870, 1191299, 1291770, 1383444, 1537160, 1722360, 1729305, 1844592, 1852560, 2066832, 2305740, 2382598, 2583540, 2766888, 3074320, 3444720, 3458610, 3573897, 4611480, 4765196, 5167080, 5533776, 5956495, 6917220, 7147794, 9222960, 9530392, 10334160, 10721691, 11912990, 13834440, 14295588, 17869485, 19060784, 21443382, 23825980, 27668880, 28591176, 35738970, 42886764, 47651960, 53608455, 57182352, 71477940, 85773528, 95303920, 107216910, 142955880, 171547056, 214433820, 285911760, 428867640, 857735280]

約数ペア:

[(1, 857735280), (2, 428867640), (3, 285911760), (4, 214433820), (5, 171547056), (6, 142955880), (8, 107216910), (9, 95303920), (10, 85773528), (12, 71477940), (15, 57182352), (16, 53608455), (18, 47651960), (20, 42886764), (24, 35738970), (30, 28591176), (31, 27668880), (36, 23825980), (40, 21443382), (45, 19060784), (48, 17869485), (60, 14295588), (62, 13834440), (72, 11912990), (80, 10721691), (83, 10334160), (90, 9530392), (93, 9222960), (120, 7147794), (124, 6917220), (144, 5956495), (155, 5533776), (166, 5167080), (180, 4765196), (186, 4611480), (240, 3573897), (248, 3458610), (249, 3444720), (279, 3074320), (310, 2766888), (332, 2583540), (360, 2382598), (372, 2305740), (415, 2066832), (463, 1852560), (465, 1844592), (496, 1729305), (498, 1722360), (558, 1537160), (620, 1383444), (664, 1291770), (720, 1191299), (744, 1152870), (747, 1148240), (830, 1033416), (926, 926280), (930, 922296), (996, 861180), (1116, 768580), (1240, 691722), (1245, 688944), (1328, 645885), (1389, 617520), (1395, 614864), (1488, 576435), (1494, 574120), (1660, 516708), (1852, 463140), (1860, 461148), (1992, 430590), (2232, 384290), (2315, 370512), (2480, 345861), (2490, 344472), (2573, 333360), (2778, 308760), (2790, 307432), (2988, 287060), (3320, 258354), (3704, 231570), (3720, 230574), (3735, 229648), (3984, 215295), (4167, 205840), (4464, 192145), (4630, 185256), (4980, 172236), (5146, 166680), (5556, 154380), (5580, 153716), (5976, 143530), (6640, 129177), (6945, 123504), (7408, 115785), (7440, 115287), (7470, 114824), (7719, 111120), (8334, 102920), (9260, 92628), (9960, 86118), (10292, 83340), (11112, 77190), (11160, 76858), (11952, 71765), (12865, 66672), (13890, 61752), (14353, 59760), (14940, 57412), (15438, 55560), (16668, 51460), (18520, 46314), (19920, 43059), (20584, 41670), (20835, 41168), (22224, 38595), (22320, 38429), (23157, 37040), (25730, 33336), (27780, 30876), (28706, 29880)]