420440736

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{487}}^1$

素因数の和:563

約数の個数: 144

約数和(自身を含む): 1224103104

約数和(自身を除く): 803662368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 23, 24, 32, 34, 46, 48, 51, 68, 69, 92, 96, 102, 136, 138, 184, 204, 272, 276, 368, 391, 408, 487, 529, 544, 552, 736, 782, 816, 974, 1058, 1104, 1173, 1461, 1564, 1587, 1632, 1948, 2116, 2208, 2346, 2922, 3128, 3174, 3896, 4232, 4692, 5844, 6256, 6348, 7792, 8279, 8464, 8993, 9384, 11201, 11688, 12512, 12696, 15584, 16558, 16928, 17986, 18768, 22402, 23376, 24837, 25392, 26979, 33116, 33603, 35972, 37536, 44804, 46752, 49674, 50784, 53958, 66232, 67206, 71944, 89608, 99348, 107916, 132464, 134412, 143888, 179216, 190417, 198696, 215832, 257623, 264928, 268824, 287776, 358432, 380834, 397392, 431664, 515246, 537648, 571251, 761668, 772869, 794784, 863328, 1030492, 1075296, 1142502, 1523336, 1545738, 2060984, 2285004, 3046672, 3091476, 4121968, 4379591, 4570008, 6093344, 6182952, 8243936, 8759182, 9140016, 12365904, 13138773, 17518364, 18280032, 24731808, 26277546, 35036728, 52555092, 70073456, 105110184, 140146912, 210220368, 420440736]

約数ペア:

[(1, 420440736), (2, 210220368), (3, 140146912), (4, 105110184), (6, 70073456), (8, 52555092), (12, 35036728), (16, 26277546), (17, 24731808), (23, 18280032), (24, 17518364), (32, 13138773), (34, 12365904), (46, 9140016), (48, 8759182), (51, 8243936), (68, 6182952), (69, 6093344), (92, 4570008), (96, 4379591), (102, 4121968), (136, 3091476), (138, 3046672), (184, 2285004), (204, 2060984), (272, 1545738), (276, 1523336), (368, 1142502), (391, 1075296), (408, 1030492), (487, 863328), (529, 794784), (544, 772869), (552, 761668), (736, 571251), (782, 537648), (816, 515246), (974, 431664), (1058, 397392), (1104, 380834), (1173, 358432), (1461, 287776), (1564, 268824), (1587, 264928), (1632, 257623), (1948, 215832), (2116, 198696), (2208, 190417), (2346, 179216), (2922, 143888), (3128, 134412), (3174, 132464), (3896, 107916), (4232, 99348), (4692, 89608), (5844, 71944), (6256, 67206), (6348, 66232), (7792, 53958), (8279, 50784), (8464, 49674), (8993, 46752), (9384, 44804), (11201, 37536), (11688, 35972), (12512, 33603), (12696, 33116), (15584, 26979), (16558, 25392), (16928, 24837), (17986, 23376), (18768, 22402)]