71256960

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:253

約数の個数: 192

約数和(自身を含む): 250614000

約数和(自身を除く): 179357040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 89, 90, 96, 120, 128, 139, 144, 160, 178, 180, 192, 240, 267, 278, 288, 320, 356, 360, 384, 417, 445, 480, 534, 556, 576, 640, 695, 712, 720, 801, 834, 890, 960, 1068, 1112, 1152, 1251, 1335, 1390, 1424, 1440, 1602, 1668, 1780, 1920, 2085, 2136, 2224, 2502, 2670, 2780, 2848, 2880, 3204, 3336, 3560, 4005, 4170, 4272, 4448, 5004, 5340, 5560, 5696, 5760, 6255, 6408, 6672, 7120, 8010, 8340, 8544, 8896, 10008, 10680, 11120, 11392, 12371, 12510, 12816, 13344, 14240, 16020, 16680, 17088, 17792, 20016, 21360, 22240, 24742, 25020, 25632, 26688, 28480, 32040, 33360, 34176, 37113, 40032, 42720, 44480, 49484, 50040, 51264, 53376, 56960, 61855, 64080, 66720, 74226, 80064, 85440, 88960, 98968, 100080, 102528, 111339, 123710, 128160, 133440, 148452, 160128, 170880, 185565, 197936, 200160, 222678, 247420, 256320, 266880, 296904, 371130, 395872, 400320, 445356, 494840, 512640, 556695, 593808, 742260, 791744, 800640, 890712, 989680, 1113390, 1187616, 1484520, 1583488, 1781424, 1979360, 2226780, 2375232, 2969040, 3562848, 3958720, 4453560, 4750464, 5938080, 7125696, 7917440, 8907120, 11876160, 14251392, 17814240, 23752320, 35628480, 71256960]

約数ペア:

[(1, 71256960), (2, 35628480), (3, 23752320), (4, 17814240), (5, 14251392), (6, 11876160), (8, 8907120), (9, 7917440), (10, 7125696), (12, 5938080), (15, 4750464), (16, 4453560), (18, 3958720), (20, 3562848), (24, 2969040), (30, 2375232), (32, 2226780), (36, 1979360), (40, 1781424), (45, 1583488), (48, 1484520), (60, 1187616), (64, 1113390), (72, 989680), (80, 890712), (89, 800640), (90, 791744), (96, 742260), (120, 593808), (128, 556695), (139, 512640), (144, 494840), (160, 445356), (178, 400320), (180, 395872), (192, 371130), (240, 296904), (267, 266880), (278, 256320), (288, 247420), (320, 222678), (356, 200160), (360, 197936), (384, 185565), (417, 170880), (445, 160128), (480, 148452), (534, 133440), (556, 128160), (576, 123710), (640, 111339), (695, 102528), (712, 100080), (720, 98968), (801, 88960), (834, 85440), (890, 80064), (960, 74226), (1068, 66720), (1112, 64080), (1152, 61855), (1251, 56960), (1335, 53376), (1390, 51264), (1424, 50040), (1440, 49484), (1602, 44480), (1668, 42720), (1780, 40032), (1920, 37113), (2085, 34176), (2136, 33360), (2224, 32040), (2502, 28480), (2670, 26688), (2780, 25632), (2848, 25020), (2880, 24742), (3204, 22240), (3336, 21360), (3560, 20016), (4005, 17792), (4170, 17088), (4272, 16680), (4448, 16020), (5004, 14240), (5340, 13344), (5560, 12816), (5696, 12510), (5760, 12371), (6255, 11392), (6408, 11120), (6672, 10680), (7120, 10008), (8010, 8896), (8340, 8544)]