155138940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:473

約数の個数: 216

約数和(自身を含む): 548992080

約数和(自身を除く): 393853140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 60, 66, 68, 85, 90, 99, 102, 110, 121, 132, 153, 165, 170, 180, 187, 198, 204, 220, 242, 255, 306, 330, 340, 363, 374, 396, 419, 484, 495, 510, 561, 605, 612, 660, 726, 748, 765, 838, 935, 990, 1020, 1089, 1122, 1210, 1257, 1452, 1530, 1676, 1683, 1815, 1870, 1980, 2057, 2095, 2178, 2244, 2420, 2514, 2805, 3060, 3366, 3630, 3740, 3771, 4114, 4190, 4356, 4609, 5028, 5445, 5610, 6171, 6285, 6732, 7123, 7260, 7542, 8228, 8380, 8415, 9218, 10285, 10890, 11220, 12342, 12570, 13827, 14246, 15084, 16830, 18436, 18513, 18855, 20570, 21369, 21780, 23045, 24684, 25140, 27654, 28492, 30855, 33660, 35615, 37026, 37710, 41140, 41481, 42738, 46090, 50699, 55308, 61710, 64107, 69135, 71230, 74052, 75420, 78353, 82962, 85476, 92180, 92565, 101398, 106845, 123420, 128214, 138270, 142460, 152097, 156706, 165924, 185130, 202796, 207405, 213690, 235059, 253495, 256428, 276540, 304194, 313412, 320535, 370260, 391765, 414810, 427380, 456291, 470118, 506990, 608388, 641070, 705177, 760485, 783530, 829620, 861883, 912582, 940236, 1013980, 1175295, 1282140, 1410354, 1520970, 1567060, 1723766, 1825164, 2281455, 2350590, 2585649, 2820708, 3041940, 3447532, 3525885, 4309415, 4562910, 4701180, 5171298, 7051770, 7756947, 8618830, 9125820, 10342596, 12928245, 14103540, 15513894, 17237660, 25856490, 31027788, 38784735, 51712980, 77569470, 155138940]

約数ペア:

[(1, 155138940), (2, 77569470), (3, 51712980), (4, 38784735), (5, 31027788), (6, 25856490), (9, 17237660), (10, 15513894), (11, 14103540), (12, 12928245), (15, 10342596), (17, 9125820), (18, 8618830), (20, 7756947), (22, 7051770), (30, 5171298), (33, 4701180), (34, 4562910), (36, 4309415), (44, 3525885), (45, 3447532), (51, 3041940), (55, 2820708), (60, 2585649), (66, 2350590), (68, 2281455), (85, 1825164), (90, 1723766), (99, 1567060), (102, 1520970), (110, 1410354), (121, 1282140), (132, 1175295), (153, 1013980), (165, 940236), (170, 912582), (180, 861883), (187, 829620), (198, 783530), (204, 760485), (220, 705177), (242, 641070), (255, 608388), (306, 506990), (330, 470118), (340, 456291), (363, 427380), (374, 414810), (396, 391765), (419, 370260), (484, 320535), (495, 313412), (510, 304194), (561, 276540), (605, 256428), (612, 253495), (660, 235059), (726, 213690), (748, 207405), (765, 202796), (838, 185130), (935, 165924), (990, 156706), (1020, 152097), (1089, 142460), (1122, 138270), (1210, 128214), (1257, 123420), (1452, 106845), (1530, 101398), (1676, 92565), (1683, 92180), (1815, 85476), (1870, 82962), (1980, 78353), (2057, 75420), (2095, 74052), (2178, 71230), (2244, 69135), (2420, 64107), (2514, 61710), (2805, 55308), (3060, 50699), (3366, 46090), (3630, 42738), (3740, 41481), (3771, 41140), (4114, 37710), (4190, 37026), (4356, 35615), (4609, 33660), (5028, 30855), (5445, 28492), (5610, 27654), (6171, 25140), (6285, 24684), (6732, 23045), (7123, 21780), (7260, 21369), (7542, 20570), (8228, 18855), (8380, 18513), (8415, 18436), (9218, 16830), (10285, 15084), (10890, 14246), (11220, 13827), (12342, 12570)]