418470780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10949}}^1$

素因数の和:10988

約数の個数: 144

約数和(自身を含む): 1468000800

約数和(自身を除く): 1049530020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 5460, 6370, 7644, 9555, 10949, 12740, 19110, 21898, 32847, 38220, 43796, 54745, 65694, 76643, 109490, 131388, 142337, 153286, 164235, 218980, 229929, 284674, 306572, 328470, 383215, 427011, 459858, 536501, 569348, 656940, 711685, 766430, 854022, 919716, 996359, 1073002, 1149645, 1423370, 1532860, 1609503, 1708044, 1992718, 2135055, 2146004, 2299290, 2682505, 2846740, 2989077, 3219006, 3985436, 4270110, 4598580, 4981795, 5365010, 5978154, 6438012, 6974513, 8047515, 8540220, 9963590, 10730020, 11956308, 13949026, 14945385, 16095030, 19927180, 20923539, 27898052, 29890770, 32190060, 34872565, 41847078, 59781540, 69745130, 83694156, 104617695, 139490260, 209235390, 418470780]

約数ペア:

[(1, 418470780), (2, 209235390), (3, 139490260), (4, 104617695), (5, 83694156), (6, 69745130), (7, 59781540), (10, 41847078), (12, 34872565), (13, 32190060), (14, 29890770), (15, 27898052), (20, 20923539), (21, 19927180), (26, 16095030), (28, 14945385), (30, 13949026), (35, 11956308), (39, 10730020), (42, 9963590), (49, 8540220), (52, 8047515), (60, 6974513), (65, 6438012), (70, 5978154), (78, 5365010), (84, 4981795), (91, 4598580), (98, 4270110), (105, 3985436), (130, 3219006), (140, 2989077), (147, 2846740), (156, 2682505), (182, 2299290), (195, 2146004), (196, 2135055), (210, 1992718), (245, 1708044), (260, 1609503), (273, 1532860), (294, 1423370), (364, 1149645), (390, 1073002), (420, 996359), (455, 919716), (490, 854022), (546, 766430), (588, 711685), (637, 656940), (735, 569348), (780, 536501), (910, 459858), (980, 427011), (1092, 383215), (1274, 328470), (1365, 306572), (1470, 284674), (1820, 229929), (1911, 218980), (2548, 164235), (2730, 153286), (2940, 142337), (3185, 131388), (3822, 109490), (5460, 76643), (6370, 65694), (7644, 54745), (9555, 43796), (10949, 38220), (12740, 32847), (19110, 21898)]