398864340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16661}}^1$

素因数の和:16702

約数の個数: 144

約数和(自身を含む): 1455592320

約数和(自身を除く): 1056727980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 11970, 16661, 23940, 33322, 49983, 66644, 83305, 99966, 116627, 149949, 166610, 199932, 233254, 249915, 299898, 316559, 333220, 349881, 466508, 499830, 583135, 599796, 633118, 699762, 749745, 949677, 999660, 1049643, 1166270, 1266236, 1399524, 1499490, 1582795, 1749405, 1899354, 2099286, 2215913, 2332540, 2849031, 2998980, 3165590, 3498810, 3798708, 4198572, 4431826, 4748385, 5248215, 5698062, 6331180, 6647739, 6997620, 8863652, 9496770, 10496430, 11079565, 11396124, 13295478, 14245155, 18993540, 19943217, 20992860, 22159130, 26590956, 28490310, 33238695, 39886434, 44318260, 56980620, 66477390, 79772868, 99716085, 132954780, 199432170, 398864340]

約数ペア:

[(1, 398864340), (2, 199432170), (3, 132954780), (4, 99716085), (5, 79772868), (6, 66477390), (7, 56980620), (9, 44318260), (10, 39886434), (12, 33238695), (14, 28490310), (15, 26590956), (18, 22159130), (19, 20992860), (20, 19943217), (21, 18993540), (28, 14245155), (30, 13295478), (35, 11396124), (36, 11079565), (38, 10496430), (42, 9496770), (45, 8863652), (57, 6997620), (60, 6647739), (63, 6331180), (70, 5698062), (76, 5248215), (84, 4748385), (90, 4431826), (95, 4198572), (105, 3798708), (114, 3498810), (126, 3165590), (133, 2998980), (140, 2849031), (171, 2332540), (180, 2215913), (190, 2099286), (210, 1899354), (228, 1749405), (252, 1582795), (266, 1499490), (285, 1399524), (315, 1266236), (342, 1166270), (380, 1049643), (399, 999660), (420, 949677), (532, 749745), (570, 699762), (630, 633118), (665, 599796), (684, 583135), (798, 499830), (855, 466508), (1140, 349881), (1197, 333220), (1260, 316559), (1330, 299898), (1596, 249915), (1710, 233254), (1995, 199932), (2394, 166610), (2660, 149949), (3420, 116627), (3990, 99966), (4788, 83305), (5985, 66644), (7980, 49983), (11970, 33322), (16661, 23940)]