1289981160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:833

約数の個数: 256

約数和(自身を含む): 4671072000

約数和(自身を除く): 3381090840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 139, 156, 180, 195, 216, 234, 260, 270, 278, 312, 351, 360, 390, 417, 468, 520, 540, 556, 585, 661, 695, 702, 780, 834, 936, 1080, 1112, 1170, 1251, 1322, 1390, 1404, 1560, 1668, 1755, 1807, 1983, 2085, 2340, 2502, 2644, 2780, 2808, 3305, 3336, 3510, 3614, 3753, 3966, 4170, 4680, 5004, 5288, 5421, 5560, 5949, 6255, 6610, 7020, 7228, 7506, 7932, 8340, 8593, 9035, 9915, 10008, 10842, 11898, 12510, 13220, 14040, 14456, 15012, 15864, 16263, 16680, 17186, 17847, 18070, 18765, 19830, 21684, 23796, 25020, 25779, 26440, 27105, 29745, 30024, 32526, 34372, 35694, 36140, 37530, 39660, 42965, 43368, 47592, 48789, 50040, 51558, 54210, 59490, 65052, 68744, 71388, 72280, 75060, 77337, 79320, 81315, 85930, 89235, 91879, 97578, 103116, 108420, 118980, 128895, 130104, 142776, 150120, 154674, 162630, 171860, 178470, 183758, 195156, 206232, 216840, 232011, 237960, 243945, 257790, 275637, 309348, 325260, 343720, 356940, 367516, 386685, 390312, 459395, 464022, 487890, 515580, 551274, 618696, 650520, 713880, 735032, 773370, 826911, 918790, 928044, 975780, 1031160, 1102548, 1160055, 1194427, 1378185, 1546740, 1653822, 1837580, 1856088, 1951560, 2205096, 2320110, 2388854, 2480733, 2756370, 3093480, 3307644, 3583281, 3675160, 4134555, 4640220, 4777708, 4961466, 5512740, 5972135, 6615288, 7166562, 8269110, 9280440, 9555416, 9922932, 10749843, 11025480, 11944270, 12403665, 14333124, 16538220, 17916405, 19845864, 21499686, 23888540, 24807330, 28666248, 32249529, 33076440, 35832810, 42999372, 47777080, 49614660, 53749215, 64499058, 71665620, 85998744, 99229320, 107498430, 128998116, 143331240, 161247645, 214996860, 257996232, 322495290, 429993720, 644990580, 1289981160]

約数ペア:

[(1, 1289981160), (2, 644990580), (3, 429993720), (4, 322495290), (5, 257996232), (6, 214996860), (8, 161247645), (9, 143331240), (10, 128998116), (12, 107498430), (13, 99229320), (15, 85998744), (18, 71665620), (20, 64499058), (24, 53749215), (26, 49614660), (27, 47777080), (30, 42999372), (36, 35832810), (39, 33076440), (40, 32249529), (45, 28666248), (52, 24807330), (54, 23888540), (60, 21499686), (65, 19845864), (72, 17916405), (78, 16538220), (90, 14333124), (104, 12403665), (108, 11944270), (117, 11025480), (120, 10749843), (130, 9922932), (135, 9555416), (139, 9280440), (156, 8269110), (180, 7166562), (195, 6615288), (216, 5972135), (234, 5512740), (260, 4961466), (270, 4777708), (278, 4640220), (312, 4134555), (351, 3675160), (360, 3583281), (390, 3307644), (417, 3093480), (468, 2756370), (520, 2480733), (540, 2388854), (556, 2320110), (585, 2205096), (661, 1951560), (695, 1856088), (702, 1837580), (780, 1653822), (834, 1546740), (936, 1378185), (1080, 1194427), (1112, 1160055), (1170, 1102548), (1251, 1031160), (1322, 975780), (1390, 928044), (1404, 918790), (1560, 826911), (1668, 773370), (1755, 735032), (1807, 713880), (1983, 650520), (2085, 618696), (2340, 551274), (2502, 515580), (2644, 487890), (2780, 464022), (2808, 459395), (3305, 390312), (3336, 386685), (3510, 367516), (3614, 356940), (3753, 343720), (3966, 325260), (4170, 309348), (4680, 275637), (5004, 257790), (5288, 243945), (5421, 237960), (5560, 232011), (5949, 216840), (6255, 206232), (6610, 195156), (7020, 183758), (7228, 178470), (7506, 171860), (7932, 162630), (8340, 154674), (8593, 150120), (9035, 142776), (9915, 130104), (10008, 128895), (10842, 118980), (11898, 108420), (12510, 103116), (13220, 97578), (14040, 91879), (14456, 89235), (15012, 85930), (15864, 81315), (16263, 79320), (16680, 77337), (17186, 75060), (17847, 72280), (18070, 71388), (18765, 68744), (19830, 65052), (21684, 59490), (23796, 54210), (25020, 51558), (25779, 50040), (26440, 48789), (27105, 47592), (29745, 43368), (30024, 42965), (32526, 39660), (34372, 37530), (35694, 36140)]