28596720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:239

約数の個数: 160

約数和(自身を含む): 96636672

約数和(自身を除く): 68039952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 43, 48, 51, 60, 68, 80, 85, 86, 102, 120, 129, 136, 163, 170, 172, 204, 215, 240, 255, 258, 272, 326, 340, 344, 408, 430, 489, 510, 516, 645, 652, 680, 688, 731, 815, 816, 860, 978, 1020, 1032, 1290, 1304, 1360, 1462, 1630, 1720, 1956, 2040, 2064, 2193, 2445, 2580, 2608, 2771, 2924, 3260, 3440, 3655, 3912, 4080, 4386, 4890, 5160, 5542, 5848, 6520, 7009, 7310, 7824, 8313, 8772, 9780, 10320, 10965, 11084, 11696, 13040, 13855, 14018, 14620, 16626, 17544, 19560, 21027, 21930, 22168, 27710, 28036, 29240, 33252, 35045, 35088, 39120, 41565, 42054, 43860, 44336, 55420, 56072, 58480, 66504, 70090, 83130, 84108, 87720, 105135, 110840, 112144, 119153, 133008, 140180, 166260, 168216, 175440, 210270, 221680, 238306, 280360, 332520, 336432, 357459, 420540, 476612, 560720, 595765, 665040, 714918, 841080, 953224, 1191530, 1429836, 1682160, 1787295, 1906448, 2383060, 2859672, 3574590, 4766120, 5719344, 7149180, 9532240, 14298360, 28596720]

約数ペア:

[(1, 28596720), (2, 14298360), (3, 9532240), (4, 7149180), (5, 5719344), (6, 4766120), (8, 3574590), (10, 2859672), (12, 2383060), (15, 1906448), (16, 1787295), (17, 1682160), (20, 1429836), (24, 1191530), (30, 953224), (34, 841080), (40, 714918), (43, 665040), (48, 595765), (51, 560720), (60, 476612), (68, 420540), (80, 357459), (85, 336432), (86, 332520), (102, 280360), (120, 238306), (129, 221680), (136, 210270), (163, 175440), (170, 168216), (172, 166260), (204, 140180), (215, 133008), (240, 119153), (255, 112144), (258, 110840), (272, 105135), (326, 87720), (340, 84108), (344, 83130), (408, 70090), (430, 66504), (489, 58480), (510, 56072), (516, 55420), (645, 44336), (652, 43860), (680, 42054), (688, 41565), (731, 39120), (815, 35088), (816, 35045), (860, 33252), (978, 29240), (1020, 28036), (1032, 27710), (1290, 22168), (1304, 21930), (1360, 21027), (1462, 19560), (1630, 17544), (1720, 16626), (1956, 14620), (2040, 14018), (2064, 13855), (2193, 13040), (2445, 11696), (2580, 11084), (2608, 10965), (2771, 10320), (2924, 9780), (3260, 8772), (3440, 8313), (3655, 7824), (3912, 7310), (4080, 7009), (4386, 6520), (4890, 5848), (5160, 5542)]