2381027940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{971}}^1$

素因数の和:1247

約数の個数: 192

約数和(自身を含む): 7838208000

約数和(自身を除く): 5457180060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 239, 270, 285, 342, 380, 478, 513, 540, 570, 684, 717, 855, 956, 971, 1026, 1140, 1195, 1434, 1710, 1942, 2052, 2151, 2390, 2565, 2868, 2913, 3420, 3585, 3884, 4302, 4541, 4780, 4855, 5130, 5826, 6453, 7170, 8604, 8739, 9082, 9710, 10260, 10755, 11652, 12906, 13623, 14340, 14565, 17478, 18164, 18449, 19420, 21510, 22705, 25812, 26217, 27246, 29130, 32265, 34956, 36898, 40869, 43020, 43695, 45410, 52434, 54492, 55347, 58260, 64530, 68115, 73796, 81738, 87390, 90820, 92245, 104868, 110694, 122607, 129060, 131085, 136230, 163476, 166041, 174780, 184490, 204345, 221388, 232069, 245214, 262170, 272460, 276735, 332082, 368980, 408690, 464138, 490428, 498123, 524340, 553470, 613035, 664164, 696207, 817380, 830205, 928276, 996246, 1106940, 1160345, 1226070, 1392414, 1660410, 1992492, 2088621, 2320690, 2452140, 2490615, 2784828, 3320820, 3481035, 4177242, 4409311, 4641380, 4981230, 6265863, 6962070, 8354484, 8818622, 9962460, 10443105, 12531726, 13227933, 13924140, 17637244, 20886210, 22046555, 25063452, 26455866, 31329315, 39683799, 41772420, 44093110, 52911732, 62658630, 66139665, 79367598, 88186220, 119051397, 125317260, 132279330, 158735196, 198418995, 238102794, 264558660, 396837990, 476205588, 595256985, 793675980, 1190513970, 2381027940]

約数ペア:

[(1, 2381027940), (2, 1190513970), (3, 793675980), (4, 595256985), (5, 476205588), (6, 396837990), (9, 264558660), (10, 238102794), (12, 198418995), (15, 158735196), (18, 132279330), (19, 125317260), (20, 119051397), (27, 88186220), (30, 79367598), (36, 66139665), (38, 62658630), (45, 52911732), (54, 44093110), (57, 41772420), (60, 39683799), (76, 31329315), (90, 26455866), (95, 25063452), (108, 22046555), (114, 20886210), (135, 17637244), (171, 13924140), (180, 13227933), (190, 12531726), (228, 10443105), (239, 9962460), (270, 8818622), (285, 8354484), (342, 6962070), (380, 6265863), (478, 4981230), (513, 4641380), (540, 4409311), (570, 4177242), (684, 3481035), (717, 3320820), (855, 2784828), (956, 2490615), (971, 2452140), (1026, 2320690), (1140, 2088621), (1195, 1992492), (1434, 1660410), (1710, 1392414), (1942, 1226070), (2052, 1160345), (2151, 1106940), (2390, 996246), (2565, 928276), (2868, 830205), (2913, 817380), (3420, 696207), (3585, 664164), (3884, 613035), (4302, 553470), (4541, 524340), (4780, 498123), (4855, 490428), (5130, 464138), (5826, 408690), (6453, 368980), (7170, 332082), (8604, 276735), (8739, 272460), (9082, 262170), (9710, 245214), (10260, 232069), (10755, 221388), (11652, 204345), (12906, 184490), (13623, 174780), (14340, 166041), (14565, 163476), (17478, 136230), (18164, 131085), (18449, 129060), (19420, 122607), (21510, 110694), (22705, 104868), (25812, 92245), (26217, 90820), (27246, 87390), (29130, 81738), (32265, 73796), (34956, 68115), (36898, 64530), (40869, 58260), (43020, 55347), (43695, 54492), (45410, 52434)]