1397807730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{2731}}^1$

素因数の和:2813

約数の個数: 144

約数和(自身を含む): 4081214592

約数和(自身を除く): 2683406862

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 47, 55, 66, 90, 94, 99, 110, 121, 141, 165, 198, 235, 242, 282, 330, 363, 423, 470, 495, 517, 605, 705, 726, 846, 990, 1034, 1089, 1210, 1410, 1551, 1815, 2115, 2178, 2585, 2731, 3102, 3630, 4230, 4653, 5170, 5445, 5462, 5687, 7755, 8193, 9306, 10890, 11374, 13655, 15510, 16386, 17061, 23265, 24579, 27310, 28435, 30041, 34122, 40965, 46530, 49158, 51183, 56870, 60082, 81930, 85305, 90123, 102366, 122895, 128357, 150205, 170610, 180246, 245790, 255915, 256714, 270369, 300410, 330451, 385071, 450615, 511830, 540738, 641785, 660902, 770142, 901230, 991353, 1155213, 1283570, 1351845, 1411927, 1652255, 1925355, 1982706, 2310426, 2703690, 2823854, 2974059, 3304510, 3850710, 4235781, 4956765, 5776065, 5948118, 7059635, 8471562, 9913530, 11552130, 12707343, 14119270, 14870295, 15531197, 21178905, 25414686, 29740590, 31062394, 42357810, 46593591, 63536715, 77655985, 93187182, 127073430, 139780773, 155311970, 232967955, 279561546, 465935910, 698903865, 1397807730]

約数ペア:

[(1, 1397807730), (2, 698903865), (3, 465935910), (5, 279561546), (6, 232967955), (9, 155311970), (10, 139780773), (11, 127073430), (15, 93187182), (18, 77655985), (22, 63536715), (30, 46593591), (33, 42357810), (45, 31062394), (47, 29740590), (55, 25414686), (66, 21178905), (90, 15531197), (94, 14870295), (99, 14119270), (110, 12707343), (121, 11552130), (141, 9913530), (165, 8471562), (198, 7059635), (235, 5948118), (242, 5776065), (282, 4956765), (330, 4235781), (363, 3850710), (423, 3304510), (470, 2974059), (495, 2823854), (517, 2703690), (605, 2310426), (705, 1982706), (726, 1925355), (846, 1652255), (990, 1411927), (1034, 1351845), (1089, 1283570), (1210, 1155213), (1410, 991353), (1551, 901230), (1815, 770142), (2115, 660902), (2178, 641785), (2585, 540738), (2731, 511830), (3102, 450615), (3630, 385071), (4230, 330451), (4653, 300410), (5170, 270369), (5445, 256714), (5462, 255915), (5687, 245790), (7755, 180246), (8193, 170610), (9306, 150205), (10890, 128357), (11374, 122895), (13655, 102366), (15510, 90123), (16386, 85305), (17061, 81930), (23265, 60082), (24579, 56870), (27310, 51183), (28435, 49158), (30041, 46530), (34122, 40965)]