72223344

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:375

約数の個数: 120

約数和(自身を含む): 216517392

約数和(自身を除く): 144294048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 163, 181, 204, 272, 306, 326, 362, 408, 489, 543, 612, 652, 724, 816, 978, 1086, 1224, 1304, 1448, 1467, 1629, 1956, 2172, 2448, 2608, 2771, 2896, 2934, 3077, 3258, 3912, 4344, 5542, 5868, 6154, 6516, 7824, 8313, 8688, 9231, 11084, 11736, 12308, 13032, 16626, 18462, 22168, 23472, 24616, 24939, 26064, 27693, 29503, 33252, 36924, 44336, 49232, 49878, 55386, 59006, 66504, 73848, 88509, 99756, 110772, 118012, 133008, 147696, 177018, 199512, 221544, 236024, 265527, 354036, 399024, 443088, 472048, 501551, 531054, 708072, 1003102, 1062108, 1416144, 1504653, 2006204, 2124216, 3009306, 4012408, 4248432, 4513959, 6018612, 8024816, 9027918, 12037224, 18055836, 24074448, 36111672, 72223344]

約数ペア:

[(1, 72223344), (2, 36111672), (3, 24074448), (4, 18055836), (6, 12037224), (8, 9027918), (9, 8024816), (12, 6018612), (16, 4513959), (17, 4248432), (18, 4012408), (24, 3009306), (34, 2124216), (36, 2006204), (48, 1504653), (51, 1416144), (68, 1062108), (72, 1003102), (102, 708072), (136, 531054), (144, 501551), (153, 472048), (163, 443088), (181, 399024), (204, 354036), (272, 265527), (306, 236024), (326, 221544), (362, 199512), (408, 177018), (489, 147696), (543, 133008), (612, 118012), (652, 110772), (724, 99756), (816, 88509), (978, 73848), (1086, 66504), (1224, 59006), (1304, 55386), (1448, 49878), (1467, 49232), (1629, 44336), (1956, 36924), (2172, 33252), (2448, 29503), (2608, 27693), (2771, 26064), (2896, 24939), (2934, 24616), (3077, 23472), (3258, 22168), (3912, 18462), (4344, 16626), (5542, 13032), (5868, 12308), (6154, 11736), (6516, 11084), (7824, 9231), (8313, 8688)]