161293860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:307

約数の個数: 288

約数和(自身を含む): 618858240

約数和(自身を除く): 457564380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 43, 45, 52, 60, 63, 65, 70, 78, 84, 86, 90, 91, 105, 117, 126, 129, 130, 140, 156, 172, 180, 182, 195, 210, 215, 229, 234, 252, 258, 260, 273, 301, 315, 364, 387, 390, 420, 430, 455, 458, 468, 516, 546, 559, 585, 602, 630, 645, 687, 774, 780, 819, 860, 903, 910, 916, 1092, 1118, 1145, 1170, 1204, 1260, 1290, 1365, 1374, 1505, 1548, 1603, 1638, 1677, 1806, 1820, 1935, 2061, 2236, 2290, 2340, 2580, 2709, 2730, 2748, 2795, 2977, 3010, 3206, 3276, 3354, 3435, 3612, 3870, 3913, 4095, 4122, 4515, 4580, 4809, 5031, 5418, 5460, 5590, 5954, 6020, 6412, 6708, 6870, 7740, 7826, 8015, 8190, 8244, 8385, 8931, 9030, 9618, 9847, 10062, 10305, 10836, 11180, 11739, 11908, 13545, 13740, 14427, 14885, 15652, 16030, 16380, 16770, 17862, 18060, 19236, 19565, 19694, 20124, 20610, 20839, 23478, 24045, 25155, 26793, 27090, 28854, 29541, 29770, 32060, 33540, 35217, 35724, 39130, 39388, 41220, 41678, 44655, 46956, 48090, 49235, 50310, 53586, 54180, 57708, 58695, 59082, 59540, 62517, 68929, 70434, 72135, 78260, 83356, 88623, 89310, 96180, 98470, 100620, 104195, 107172, 117390, 118164, 125034, 128011, 133965, 137858, 140868, 144270, 147705, 176085, 177246, 178620, 187551, 196940, 206787, 208390, 234780, 250068, 256022, 267930, 275716, 288540, 295410, 312585, 344645, 352170, 354492, 375102, 384033, 413574, 416780, 443115, 512044, 535860, 590820, 620361, 625170, 640055, 689290, 704340, 750204, 768066, 827148, 886230, 896077, 937755, 1033935, 1152099, 1240722, 1250340, 1280110, 1378580, 1536132, 1772460, 1792154, 1875510, 1920165, 2067870, 2304198, 2481444, 2560220, 2688231, 3101805, 3584308, 3751020, 3840330, 4135740, 4480385, 4608396, 5376462, 5760495, 6203610, 7680660, 8064693, 8960770, 10752924, 11520990, 12407220, 13441155, 16129386, 17921540, 23041980, 26882310, 32258772, 40323465, 53764620, 80646930, 161293860]

約数ペア:

[(1, 161293860), (2, 80646930), (3, 53764620), (4, 40323465), (5, 32258772), (6, 26882310), (7, 23041980), (9, 17921540), (10, 16129386), (12, 13441155), (13, 12407220), (14, 11520990), (15, 10752924), (18, 8960770), (20, 8064693), (21, 7680660), (26, 6203610), (28, 5760495), (30, 5376462), (35, 4608396), (36, 4480385), (39, 4135740), (42, 3840330), (43, 3751020), (45, 3584308), (52, 3101805), (60, 2688231), (63, 2560220), (65, 2481444), (70, 2304198), (78, 2067870), (84, 1920165), (86, 1875510), (90, 1792154), (91, 1772460), (105, 1536132), (117, 1378580), (126, 1280110), (129, 1250340), (130, 1240722), (140, 1152099), (156, 1033935), (172, 937755), (180, 896077), (182, 886230), (195, 827148), (210, 768066), (215, 750204), (229, 704340), (234, 689290), (252, 640055), (258, 625170), (260, 620361), (273, 590820), (301, 535860), (315, 512044), (364, 443115), (387, 416780), (390, 413574), (420, 384033), (430, 375102), (455, 354492), (458, 352170), (468, 344645), (516, 312585), (546, 295410), (559, 288540), (585, 275716), (602, 267930), (630, 256022), (645, 250068), (687, 234780), (774, 208390), (780, 206787), (819, 196940), (860, 187551), (903, 178620), (910, 177246), (916, 176085), (1092, 147705), (1118, 144270), (1145, 140868), (1170, 137858), (1204, 133965), (1260, 128011), (1290, 125034), (1365, 118164), (1374, 117390), (1505, 107172), (1548, 104195), (1603, 100620), (1638, 98470), (1677, 96180), (1806, 89310), (1820, 88623), (1935, 83356), (2061, 78260), (2236, 72135), (2290, 70434), (2340, 68929), (2580, 62517), (2709, 59540), (2730, 59082), (2748, 58695), (2795, 57708), (2977, 54180), (3010, 53586), (3206, 50310), (3276, 49235), (3354, 48090), (3435, 46956), (3612, 44655), (3870, 41678), (3913, 41220), (4095, 39388), (4122, 39130), (4515, 35724), (4580, 35217), (4809, 33540), (5031, 32060), (5418, 29770), (5460, 29541), (5590, 28854), (5954, 27090), (6020, 26793), (6412, 25155), (6708, 24045), (6870, 23478), (7740, 20839), (7826, 20610), (8015, 20124), (8190, 19694), (8244, 19565), (8385, 19236), (8931, 18060), (9030, 17862), (9618, 16770), (9847, 16380), (10062, 16030), (10305, 15652), (10836, 14885), (11180, 14427), (11739, 13740), (11908, 13545)]