287643960

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{293}}^1$

素因数の和:420

約数の個数: 192

約数和(自身を含む): 982406880

約数和(自身を除く): 694762920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 101, 108, 120, 135, 162, 180, 202, 216, 243, 270, 293, 303, 324, 360, 404, 405, 486, 505, 540, 586, 606, 648, 808, 810, 879, 909, 972, 1010, 1080, 1172, 1212, 1215, 1465, 1515, 1620, 1758, 1818, 1944, 2020, 2344, 2424, 2430, 2637, 2727, 2930, 3030, 3240, 3516, 3636, 4040, 4395, 4545, 4860, 5274, 5454, 5860, 6060, 7032, 7272, 7911, 8181, 8790, 9090, 9720, 10548, 10908, 11720, 12120, 13185, 13635, 15822, 16362, 17580, 18180, 21096, 21816, 23733, 24543, 26370, 27270, 29593, 31644, 32724, 35160, 36360, 39555, 40905, 47466, 49086, 52740, 54540, 59186, 63288, 65448, 71199, 79110, 81810, 88779, 94932, 98172, 105480, 109080, 118372, 118665, 122715, 142398, 147965, 158220, 163620, 177558, 189864, 196344, 236744, 237330, 245430, 266337, 284796, 295930, 316440, 327240, 355116, 355995, 443895, 474660, 490860, 532674, 569592, 591860, 710232, 711990, 799011, 887790, 949320, 981720, 1065348, 1183720, 1331685, 1423980, 1598022, 1775580, 2130696, 2397033, 2663370, 2847960, 3196044, 3551160, 3995055, 4794066, 5326740, 6392088, 7191099, 7990110, 9588132, 10653480, 11985165, 14382198, 15980220, 19176264, 23970330, 28764396, 31960440, 35955495, 47940660, 57528792, 71910990, 95881320, 143821980, 287643960]

約数ペア:

[(1, 287643960), (2, 143821980), (3, 95881320), (4, 71910990), (5, 57528792), (6, 47940660), (8, 35955495), (9, 31960440), (10, 28764396), (12, 23970330), (15, 19176264), (18, 15980220), (20, 14382198), (24, 11985165), (27, 10653480), (30, 9588132), (36, 7990110), (40, 7191099), (45, 6392088), (54, 5326740), (60, 4794066), (72, 3995055), (81, 3551160), (90, 3196044), (101, 2847960), (108, 2663370), (120, 2397033), (135, 2130696), (162, 1775580), (180, 1598022), (202, 1423980), (216, 1331685), (243, 1183720), (270, 1065348), (293, 981720), (303, 949320), (324, 887790), (360, 799011), (404, 711990), (405, 710232), (486, 591860), (505, 569592), (540, 532674), (586, 490860), (606, 474660), (648, 443895), (808, 355995), (810, 355116), (879, 327240), (909, 316440), (972, 295930), (1010, 284796), (1080, 266337), (1172, 245430), (1212, 237330), (1215, 236744), (1465, 196344), (1515, 189864), (1620, 177558), (1758, 163620), (1818, 158220), (1944, 147965), (2020, 142398), (2344, 122715), (2424, 118665), (2430, 118372), (2637, 109080), (2727, 105480), (2930, 98172), (3030, 94932), (3240, 88779), (3516, 81810), (3636, 79110), (4040, 71199), (4395, 65448), (4545, 63288), (4860, 59186), (5274, 54540), (5454, 52740), (5860, 49086), (6060, 47466), (7032, 40905), (7272, 39555), (7911, 36360), (8181, 35160), (8790, 32724), (9090, 31644), (9720, 29593), (10548, 27270), (10908, 26370), (11720, 24543), (12120, 23733), (13185, 21816), (13635, 21096), (15822, 18180), (16362, 17580)]