159456780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:309

約数の個数: 216

約数和(自身を含む): 571399920

約数和(自身を除く): 411943140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 101, 105, 126, 140, 147, 179, 180, 196, 202, 210, 245, 252, 294, 303, 315, 358, 404, 420, 441, 490, 505, 537, 588, 606, 630, 707, 716, 735, 882, 895, 909, 980, 1010, 1074, 1212, 1253, 1260, 1414, 1470, 1515, 1611, 1764, 1790, 1818, 2020, 2121, 2148, 2205, 2506, 2685, 2828, 2940, 3030, 3222, 3535, 3580, 3636, 3759, 4242, 4410, 4545, 4949, 5012, 5370, 6060, 6265, 6363, 6444, 7070, 7518, 8055, 8484, 8771, 8820, 9090, 9898, 10605, 10740, 11277, 12530, 12726, 14140, 14847, 15036, 16110, 17542, 18079, 18180, 18795, 19796, 21210, 22554, 24745, 25060, 25452, 26313, 29694, 31815, 32220, 35084, 36158, 37590, 42420, 43855, 44541, 45108, 49490, 52626, 54237, 56385, 59388, 63630, 72316, 74235, 75180, 78939, 87710, 89082, 90395, 98980, 105252, 108474, 112770, 126553, 127260, 131565, 148470, 157878, 162711, 175420, 178164, 180790, 216948, 222705, 225540, 253106, 263130, 271185, 296940, 315756, 325422, 361580, 379659, 394695, 445410, 506212, 526260, 542370, 632765, 650844, 759318, 789390, 813555, 885871, 890820, 1084740, 1138977, 1265530, 1518636, 1578780, 1627110, 1771742, 1898295, 2277954, 2531060, 2657613, 3254220, 3543484, 3796590, 4429355, 4555908, 5315226, 5694885, 7593180, 7972839, 8858710, 10630452, 11389770, 13288065, 15945678, 17717420, 22779540, 26576130, 31891356, 39864195, 53152260, 79728390, 159456780]

約数ペア:

[(1, 159456780), (2, 79728390), (3, 53152260), (4, 39864195), (5, 31891356), (6, 26576130), (7, 22779540), (9, 17717420), (10, 15945678), (12, 13288065), (14, 11389770), (15, 10630452), (18, 8858710), (20, 7972839), (21, 7593180), (28, 5694885), (30, 5315226), (35, 4555908), (36, 4429355), (42, 3796590), (45, 3543484), (49, 3254220), (60, 2657613), (63, 2531060), (70, 2277954), (84, 1898295), (90, 1771742), (98, 1627110), (101, 1578780), (105, 1518636), (126, 1265530), (140, 1138977), (147, 1084740), (179, 890820), (180, 885871), (196, 813555), (202, 789390), (210, 759318), (245, 650844), (252, 632765), (294, 542370), (303, 526260), (315, 506212), (358, 445410), (404, 394695), (420, 379659), (441, 361580), (490, 325422), (505, 315756), (537, 296940), (588, 271185), (606, 263130), (630, 253106), (707, 225540), (716, 222705), (735, 216948), (882, 180790), (895, 178164), (909, 175420), (980, 162711), (1010, 157878), (1074, 148470), (1212, 131565), (1253, 127260), (1260, 126553), (1414, 112770), (1470, 108474), (1515, 105252), (1611, 98980), (1764, 90395), (1790, 89082), (1818, 87710), (2020, 78939), (2121, 75180), (2148, 74235), (2205, 72316), (2506, 63630), (2685, 59388), (2828, 56385), (2940, 54237), (3030, 52626), (3222, 49490), (3535, 45108), (3580, 44541), (3636, 43855), (3759, 42420), (4242, 37590), (4410, 36158), (4545, 35084), (4949, 32220), (5012, 31815), (5370, 29694), (6060, 26313), (6265, 25452), (6363, 25060), (6444, 24745), (7070, 22554), (7518, 21210), (8055, 19796), (8484, 18795), (8771, 18180), (8820, 18079), (9090, 17542), (9898, 16110), (10605, 15036), (10740, 14847), (11277, 14140), (12530, 12726)]