391347180

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5449}}^1$

素因数の和:5493

約数の個数: 192

約数和(自身を含む): 1464960000

約数和(自身を除く): 1073612820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 342, 378, 380, 399, 420, 513, 532, 540, 570, 630, 665, 684, 756, 798, 855, 945, 1026, 1140, 1197, 1260, 1330, 1596, 1710, 1890, 1995, 2052, 2394, 2565, 2660, 3420, 3591, 3780, 3990, 4788, 5130, 5449, 5985, 7182, 7980, 10260, 10898, 11970, 14364, 16347, 17955, 21796, 23940, 27245, 32694, 35910, 38143, 49041, 54490, 65388, 71820, 76286, 81735, 98082, 103531, 108980, 114429, 147123, 152572, 163470, 190715, 196164, 207062, 228858, 245205, 294246, 310593, 326940, 343287, 381430, 414124, 457716, 490410, 517655, 572145, 588492, 621186, 686574, 724717, 735615, 762860, 931779, 980820, 1029861, 1035310, 1144290, 1242372, 1373148, 1449434, 1471230, 1552965, 1716435, 1863558, 2059722, 2070620, 2174151, 2288580, 2795337, 2898868, 2942460, 3105930, 3432870, 3623585, 3727116, 4119444, 4348302, 4658895, 5149305, 5590674, 6211860, 6522453, 6865740, 7247170, 8696604, 9317790, 10298610, 10870755, 11181348, 13044906, 13976685, 14494340, 18635580, 19567359, 20597220, 21741510, 26089812, 27953370, 32612265, 39134718, 43483020, 55906740, 65224530, 78269436, 97836795, 130449060, 195673590, 391347180]

約数ペア:

[(1, 391347180), (2, 195673590), (3, 130449060), (4, 97836795), (5, 78269436), (6, 65224530), (7, 55906740), (9, 43483020), (10, 39134718), (12, 32612265), (14, 27953370), (15, 26089812), (18, 21741510), (19, 20597220), (20, 19567359), (21, 18635580), (27, 14494340), (28, 13976685), (30, 13044906), (35, 11181348), (36, 10870755), (38, 10298610), (42, 9317790), (45, 8696604), (54, 7247170), (57, 6865740), (60, 6522453), (63, 6211860), (70, 5590674), (76, 5149305), (84, 4658895), (90, 4348302), (95, 4119444), (105, 3727116), (108, 3623585), (114, 3432870), (126, 3105930), (133, 2942460), (135, 2898868), (140, 2795337), (171, 2288580), (180, 2174151), (189, 2070620), (190, 2059722), (210, 1863558), (228, 1716435), (252, 1552965), (266, 1471230), (270, 1449434), (285, 1373148), (315, 1242372), (342, 1144290), (378, 1035310), (380, 1029861), (399, 980820), (420, 931779), (513, 762860), (532, 735615), (540, 724717), (570, 686574), (630, 621186), (665, 588492), (684, 572145), (756, 517655), (798, 490410), (855, 457716), (945, 414124), (1026, 381430), (1140, 343287), (1197, 326940), (1260, 310593), (1330, 294246), (1596, 245205), (1710, 228858), (1890, 207062), (1995, 196164), (2052, 190715), (2394, 163470), (2565, 152572), (2660, 147123), (3420, 114429), (3591, 108980), (3780, 103531), (3990, 98082), (4788, 81735), (5130, 76286), (5449, 71820), (5985, 65388), (7182, 54490), (7980, 49041), (10260, 38143), (10898, 35910), (11970, 32694), (14364, 27245), (16347, 23940), (17955, 21796)]