64004220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:744

約数の個数: 144

約数和(自身を含む): 225039360

約数和(自身を除く): 161035140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 474, 553, 630, 643, 711, 790, 948, 1106, 1185, 1260, 1286, 1422, 1580, 1659, 1929, 2212, 2370, 2572, 2765, 2844, 3215, 3318, 3555, 3858, 4501, 4740, 4977, 5530, 5787, 6430, 6636, 7110, 7716, 8295, 9002, 9645, 9954, 11060, 11574, 12860, 13503, 14220, 16590, 18004, 19290, 19908, 22505, 23148, 24885, 27006, 28935, 33180, 38580, 40509, 45010, 49770, 50797, 54012, 57870, 67515, 81018, 90020, 99540, 101594, 115740, 135030, 152391, 162036, 202545, 203188, 253985, 270060, 304782, 355579, 405090, 457173, 507970, 609564, 711158, 761955, 810180, 914346, 1015940, 1066737, 1422316, 1523910, 1777895, 1828692, 2133474, 2285865, 3047820, 3200211, 3555790, 4266948, 4571730, 5333685, 6400422, 7111580, 9143460, 10667370, 12800844, 16001055, 21334740, 32002110, 64004220]

約数ペア:

[(1, 64004220), (2, 32002110), (3, 21334740), (4, 16001055), (5, 12800844), (6, 10667370), (7, 9143460), (9, 7111580), (10, 6400422), (12, 5333685), (14, 4571730), (15, 4266948), (18, 3555790), (20, 3200211), (21, 3047820), (28, 2285865), (30, 2133474), (35, 1828692), (36, 1777895), (42, 1523910), (45, 1422316), (60, 1066737), (63, 1015940), (70, 914346), (79, 810180), (84, 761955), (90, 711158), (105, 609564), (126, 507970), (140, 457173), (158, 405090), (180, 355579), (210, 304782), (237, 270060), (252, 253985), (315, 203188), (316, 202545), (395, 162036), (420, 152391), (474, 135030), (553, 115740), (630, 101594), (643, 99540), (711, 90020), (790, 81018), (948, 67515), (1106, 57870), (1185, 54012), (1260, 50797), (1286, 49770), (1422, 45010), (1580, 40509), (1659, 38580), (1929, 33180), (2212, 28935), (2370, 27006), (2572, 24885), (2765, 23148), (2844, 22505), (3215, 19908), (3318, 19290), (3555, 18004), (3858, 16590), (4501, 14220), (4740, 13503), (4977, 12860), (5530, 11574), (5787, 11060), (6430, 9954), (6636, 9645), (7110, 9002), (7716, 8295)]