278470710

素因数分解:

$2^1\times 3^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1$

素因数の和:159

約数の個数: 256

約数和(自身を含む): 918190080

約数和(自身を除く): 639719370

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 27, 30, 34, 35, 42, 45, 51, 54, 63, 70, 81, 85, 90, 102, 105, 107, 119, 126, 135, 153, 162, 170, 189, 210, 214, 238, 243, 255, 270, 306, 315, 321, 357, 378, 405, 459, 486, 510, 535, 567, 595, 630, 642, 714, 729, 749, 765, 810, 918, 945, 963, 1070, 1071, 1134, 1190, 1215, 1377, 1458, 1498, 1530, 1605, 1701, 1785, 1819, 1890, 1926, 2142, 2187, 2247, 2295, 2430, 2754, 2835, 2889, 3210, 3213, 3402, 3570, 3638, 3645, 3745, 4131, 4374, 4494, 4590, 4815, 5103, 5355, 5457, 5670, 5778, 6426, 6741, 6885, 7290, 7490, 8262, 8505, 8667, 9095, 9630, 9639, 10206, 10710, 10914, 10935, 11235, 12393, 12733, 13482, 13770, 14445, 15309, 16065, 16371, 17010, 17334, 18190, 19278, 20223, 20655, 21870, 22470, 24786, 25466, 25515, 26001, 27285, 28890, 28917, 30618, 32130, 32742, 33705, 37179, 38199, 40446, 41310, 43335, 48195, 49113, 51030, 52002, 54570, 57834, 60669, 61965, 63665, 67410, 74358, 76398, 76545, 78003, 81855, 86670, 86751, 96390, 98226, 101115, 114597, 121338, 123930, 127330, 130005, 144585, 147339, 153090, 156006, 163710, 173502, 182007, 185895, 190995, 202230, 229194, 234009, 245565, 260010, 260253, 289170, 294678, 303345, 343791, 364014, 371790, 381990, 390015, 433755, 442017, 468018, 491130, 520506, 546021, 572985, 606690, 687582, 736695, 780030, 867510, 884034, 910035, 1031373, 1092042, 1145970, 1170045, 1301265, 1326051, 1473390, 1638063, 1718955, 1820070, 2062746, 2210085, 2340090, 2602530, 2652102, 2730105, 3094119, 3276126, 3437910, 3978153, 4420170, 5156865, 5460210, 6188238, 6630255, 7956306, 8190315, 9282357, 10313730, 13260510, 15470595, 16380630, 18564714, 19890765, 27847071, 30941190, 39781530, 46411785, 55694142, 92823570, 139235355, 278470710]

約数ペア:

[(1, 278470710), (2, 139235355), (3, 92823570), (5, 55694142), (6, 46411785), (7, 39781530), (9, 30941190), (10, 27847071), (14, 19890765), (15, 18564714), (17, 16380630), (18, 15470595), (21, 13260510), (27, 10313730), (30, 9282357), (34, 8190315), (35, 7956306), (42, 6630255), (45, 6188238), (51, 5460210), (54, 5156865), (63, 4420170), (70, 3978153), (81, 3437910), (85, 3276126), (90, 3094119), (102, 2730105), (105, 2652102), (107, 2602530), (119, 2340090), (126, 2210085), (135, 2062746), (153, 1820070), (162, 1718955), (170, 1638063), (189, 1473390), (210, 1326051), (214, 1301265), (238, 1170045), (243, 1145970), (255, 1092042), (270, 1031373), (306, 910035), (315, 884034), (321, 867510), (357, 780030), (378, 736695), (405, 687582), (459, 606690), (486, 572985), (510, 546021), (535, 520506), (567, 491130), (595, 468018), (630, 442017), (642, 433755), (714, 390015), (729, 381990), (749, 371790), (765, 364014), (810, 343791), (918, 303345), (945, 294678), (963, 289170), (1070, 260253), (1071, 260010), (1134, 245565), (1190, 234009), (1215, 229194), (1377, 202230), (1458, 190995), (1498, 185895), (1530, 182007), (1605, 173502), (1701, 163710), (1785, 156006), (1819, 153090), (1890, 147339), (1926, 144585), (2142, 130005), (2187, 127330), (2247, 123930), (2295, 121338), (2430, 114597), (2754, 101115), (2835, 98226), (2889, 96390), (3210, 86751), (3213, 86670), (3402, 81855), (3570, 78003), (3638, 76545), (3645, 76398), (3745, 74358), (4131, 67410), (4374, 63665), (4494, 61965), (4590, 60669), (4815, 57834), (5103, 54570), (5355, 52002), (5457, 51030), (5670, 49113), (5778, 48195), (6426, 43335), (6741, 41310), (6885, 40446), (7290, 38199), (7490, 37179), (8262, 33705), (8505, 32742), (8667, 32130), (9095, 30618), (9630, 28917), (9639, 28890), (10206, 27285), (10710, 26001), (10914, 25515), (10935, 25466), (11235, 24786), (12393, 22470), (12733, 21870), (13482, 20655), (13770, 20223), (14445, 19278), (15309, 18190), (16065, 17334), (16371, 17010)]