203202615

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 437944320

約数和(自身を除く): 234741705

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 33, 35, 51, 55, 77, 79, 85, 105, 119, 131, 165, 187, 231, 237, 255, 357, 385, 393, 395, 553, 561, 595, 655, 869, 917, 935, 1155, 1185, 1309, 1343, 1441, 1659, 1785, 1965, 2227, 2607, 2751, 2765, 2805, 3927, 4029, 4323, 4345, 4585, 6083, 6545, 6681, 6715, 7205, 8295, 9401, 10087, 10349, 11135, 13035, 13755, 14773, 15589, 18249, 19635, 20145, 21615, 24497, 28203, 30261, 30415, 31047, 33405, 44319, 46767, 47005, 50435, 51745, 72443, 73491, 73865, 77945, 91245, 103411, 113839, 122485, 141015, 151305, 155235, 171479, 175933, 217329, 221595, 233835, 310233, 341517, 362215, 367455, 514437, 517055, 527799, 569195, 796873, 857395, 879665, 1086645, 1231531, 1551165, 1707585, 1935263, 2390619, 2572185, 2638995, 3694593, 3984365, 5805789, 6157655, 9676315, 11953095, 13546841, 18472965, 29028945, 40640523, 67734205, 203202615]

約数ペア:

[(1, 203202615), (3, 67734205), (5, 40640523), (7, 29028945), (11, 18472965), (15, 13546841), (17, 11953095), (21, 9676315), (33, 6157655), (35, 5805789), (51, 3984365), (55, 3694593), (77, 2638995), (79, 2572185), (85, 2390619), (105, 1935263), (119, 1707585), (131, 1551165), (165, 1231531), (187, 1086645), (231, 879665), (237, 857395), (255, 796873), (357, 569195), (385, 527799), (393, 517055), (395, 514437), (553, 367455), (561, 362215), (595, 341517), (655, 310233), (869, 233835), (917, 221595), (935, 217329), (1155, 175933), (1185, 171479), (1309, 155235), (1343, 151305), (1441, 141015), (1659, 122485), (1785, 113839), (1965, 103411), (2227, 91245), (2607, 77945), (2751, 73865), (2765, 73491), (2805, 72443), (3927, 51745), (4029, 50435), (4323, 47005), (4345, 46767), (4585, 44319), (6083, 33405), (6545, 31047), (6681, 30415), (6715, 30261), (7205, 28203), (8295, 24497), (9401, 21615), (10087, 20145), (10349, 19635), (11135, 18249), (13035, 15589), (13755, 14773)]