321620220

素因数分解:

$2^2\times 3^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:98

約数の個数: 240

約数和(自身を含む): 1091207040

約数和(自身を除く): 769586820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 43, 45, 54, 57, 60, 76, 81, 86, 90, 95, 108, 114, 129, 135, 162, 171, 172, 180, 190, 215, 228, 243, 258, 270, 285, 324, 342, 380, 387, 405, 430, 486, 513, 516, 540, 570, 645, 684, 729, 774, 810, 817, 855, 860, 972, 1026, 1140, 1161, 1215, 1290, 1458, 1539, 1548, 1620, 1634, 1710, 1935, 2052, 2187, 2322, 2430, 2451, 2565, 2580, 2916, 3078, 3268, 3420, 3483, 3645, 3870, 4085, 4374, 4617, 4644, 4860, 4902, 5130, 5805, 6156, 6561, 6966, 7290, 7353, 7695, 7740, 8170, 8748, 9234, 9804, 10260, 10449, 10935, 11610, 12255, 13122, 13851, 13932, 14580, 14706, 15390, 16340, 17415, 18468, 19683, 20898, 21870, 22059, 23085, 23220, 24510, 26244, 27702, 29412, 30780, 31347, 32805, 34830, 36765, 39366, 41553, 41796, 43740, 44118, 46170, 49020, 52245, 55404, 62694, 65610, 66177, 69255, 69660, 73530, 78732, 83106, 88236, 92340, 94041, 98415, 104490, 110295, 124659, 125388, 131220, 132354, 138510, 147060, 156735, 166212, 188082, 196830, 198531, 207765, 208980, 220590, 249318, 264708, 277020, 282123, 313470, 330885, 373977, 376164, 393660, 397062, 415530, 441180, 470205, 498636, 564246, 595593, 623295, 626940, 661770, 747954, 794124, 831060, 846369, 940410, 992655, 1128492, 1191186, 1246590, 1323540, 1410615, 1495908, 1692738, 1786779, 1869885, 1880820, 1985310, 2382372, 2493180, 2821230, 2977965, 3385476, 3573558, 3739770, 3970620, 4231845, 5360337, 5642460, 5955930, 7147116, 7479540, 8463690, 8933895, 10720674, 11911860, 16081011, 16927380, 17867790, 21441348, 26801685, 32162022, 35735580, 53603370, 64324044, 80405055, 107206740, 160810110, 321620220]

約数ペア:

[(1, 321620220), (2, 160810110), (3, 107206740), (4, 80405055), (5, 64324044), (6, 53603370), (9, 35735580), (10, 32162022), (12, 26801685), (15, 21441348), (18, 17867790), (19, 16927380), (20, 16081011), (27, 11911860), (30, 10720674), (36, 8933895), (38, 8463690), (43, 7479540), (45, 7147116), (54, 5955930), (57, 5642460), (60, 5360337), (76, 4231845), (81, 3970620), (86, 3739770), (90, 3573558), (95, 3385476), (108, 2977965), (114, 2821230), (129, 2493180), (135, 2382372), (162, 1985310), (171, 1880820), (172, 1869885), (180, 1786779), (190, 1692738), (215, 1495908), (228, 1410615), (243, 1323540), (258, 1246590), (270, 1191186), (285, 1128492), (324, 992655), (342, 940410), (380, 846369), (387, 831060), (405, 794124), (430, 747954), (486, 661770), (513, 626940), (516, 623295), (540, 595593), (570, 564246), (645, 498636), (684, 470205), (729, 441180), (774, 415530), (810, 397062), (817, 393660), (855, 376164), (860, 373977), (972, 330885), (1026, 313470), (1140, 282123), (1161, 277020), (1215, 264708), (1290, 249318), (1458, 220590), (1539, 208980), (1548, 207765), (1620, 198531), (1634, 196830), (1710, 188082), (1935, 166212), (2052, 156735), (2187, 147060), (2322, 138510), (2430, 132354), (2451, 131220), (2565, 125388), (2580, 124659), (2916, 110295), (3078, 104490), (3268, 98415), (3420, 94041), (3483, 92340), (3645, 88236), (3870, 83106), (4085, 78732), (4374, 73530), (4617, 69660), (4644, 69255), (4860, 66177), (4902, 65610), (5130, 62694), (5805, 55404), (6156, 52245), (6561, 49020), (6966, 46170), (7290, 44118), (7353, 43740), (7695, 41796), (7740, 41553), (8170, 39366), (8748, 36765), (9234, 34830), (9804, 32805), (10260, 31347), (10449, 30780), (10935, 29412), (11610, 27702), (12255, 26244), (13122, 24510), (13851, 23220), (13932, 23085), (14580, 22059), (14706, 21870), (15390, 20898), (16340, 19683), (17415, 18468)]