77238140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 207954432

約数和(自身を除く): 130716292

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 23, 28, 34, 35, 46, 68, 70, 83, 85, 92, 115, 119, 140, 161, 166, 170, 230, 238, 289, 322, 332, 340, 391, 415, 460, 476, 578, 581, 595, 644, 782, 805, 830, 1156, 1162, 1190, 1411, 1445, 1564, 1610, 1660, 1909, 1955, 2023, 2324, 2380, 2737, 2822, 2890, 2905, 3220, 3818, 3910, 4046, 5474, 5644, 5780, 5810, 6647, 7055, 7636, 7820, 8092, 9545, 9877, 10115, 10948, 11620, 13294, 13363, 13685, 14110, 19090, 19754, 20230, 23987, 26588, 26726, 27370, 28220, 32453, 33235, 38180, 39508, 40460, 46529, 47974, 49385, 53452, 54740, 64906, 66470, 66815, 93058, 95948, 98770, 119935, 129812, 132940, 133630, 162265, 167909, 186116, 197540, 227171, 232645, 239870, 267260, 324530, 335818, 454342, 465290, 479740, 551701, 649060, 671636, 839545, 908684, 930580, 1103402, 1135855, 1679090, 2206804, 2271710, 2758505, 3358180, 3861907, 4543420, 5517010, 7723814, 11034020, 15447628, 19309535, 38619070, 77238140]

約数ペア:

[(1, 77238140), (2, 38619070), (4, 19309535), (5, 15447628), (7, 11034020), (10, 7723814), (14, 5517010), (17, 4543420), (20, 3861907), (23, 3358180), (28, 2758505), (34, 2271710), (35, 2206804), (46, 1679090), (68, 1135855), (70, 1103402), (83, 930580), (85, 908684), (92, 839545), (115, 671636), (119, 649060), (140, 551701), (161, 479740), (166, 465290), (170, 454342), (230, 335818), (238, 324530), (289, 267260), (322, 239870), (332, 232645), (340, 227171), (391, 197540), (415, 186116), (460, 167909), (476, 162265), (578, 133630), (581, 132940), (595, 129812), (644, 119935), (782, 98770), (805, 95948), (830, 93058), (1156, 66815), (1162, 66470), (1190, 64906), (1411, 54740), (1445, 53452), (1564, 49385), (1610, 47974), (1660, 46529), (1909, 40460), (1955, 39508), (2023, 38180), (2324, 33235), (2380, 32453), (2737, 28220), (2822, 27370), (2890, 26726), (2905, 26588), (3220, 23987), (3818, 20230), (3910, 19754), (4046, 19090), (5474, 14110), (5644, 13685), (5780, 13363), (5810, 13294), (6647, 11620), (7055, 10948), (7636, 10115), (7820, 9877), (8092, 9545)]