215997510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:310

約数の個数: 128

約数和(自身を含む): 575424000

約数和(自身を除く): 359426490

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 29, 30, 38, 57, 58, 73, 87, 95, 114, 145, 146, 174, 179, 190, 219, 285, 290, 358, 365, 435, 438, 537, 551, 570, 730, 870, 895, 1074, 1095, 1102, 1387, 1653, 1790, 2117, 2190, 2685, 2755, 2774, 3306, 3401, 4161, 4234, 5191, 5370, 5510, 6351, 6802, 6935, 8265, 8322, 10203, 10382, 10585, 12702, 13067, 13870, 15573, 16530, 17005, 20406, 20805, 21170, 25955, 26134, 31146, 31755, 34010, 39201, 40223, 41610, 51015, 51910, 63510, 65335, 77865, 78402, 80446, 98629, 102030, 120669, 130670, 155730, 196005, 197258, 201115, 241338, 248273, 295887, 378943, 392010, 402230, 493145, 496546, 591774, 603345, 744819, 757886, 986290, 1136829, 1206690, 1241365, 1479435, 1489638, 1894715, 2273658, 2482730, 2958870, 3724095, 3789430, 5684145, 7199917, 7448190, 11368290, 14399834, 21599751, 35999585, 43199502, 71999170, 107998755, 215997510]

約数ペア:

[(1, 215997510), (2, 107998755), (3, 71999170), (5, 43199502), (6, 35999585), (10, 21599751), (15, 14399834), (19, 11368290), (29, 7448190), (30, 7199917), (38, 5684145), (57, 3789430), (58, 3724095), (73, 2958870), (87, 2482730), (95, 2273658), (114, 1894715), (145, 1489638), (146, 1479435), (174, 1241365), (179, 1206690), (190, 1136829), (219, 986290), (285, 757886), (290, 744819), (358, 603345), (365, 591774), (435, 496546), (438, 493145), (537, 402230), (551, 392010), (570, 378943), (730, 295887), (870, 248273), (895, 241338), (1074, 201115), (1095, 197258), (1102, 196005), (1387, 155730), (1653, 130670), (1790, 120669), (2117, 102030), (2190, 98629), (2685, 80446), (2755, 78402), (2774, 77865), (3306, 65335), (3401, 63510), (4161, 51910), (4234, 51015), (5191, 41610), (5370, 40223), (5510, 39201), (6351, 34010), (6802, 31755), (6935, 31146), (8265, 26134), (8322, 25955), (10203, 21170), (10382, 20805), (10585, 20406), (12702, 17005), (13067, 16530), (13870, 15573)]