87491628

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 264176640

約数和(自身を除く): 176685012

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 83, 84, 89, 94, 126, 141, 166, 178, 188, 249, 252, 267, 282, 329, 332, 356, 423, 498, 534, 564, 581, 623, 658, 747, 801, 846, 987, 996, 1068, 1162, 1246, 1316, 1494, 1602, 1692, 1743, 1869, 1974, 2324, 2492, 2961, 2988, 3204, 3486, 3738, 3901, 3948, 4183, 5229, 5607, 5922, 6972, 7387, 7476, 7802, 8366, 10458, 11214, 11703, 11844, 12549, 14774, 15604, 16732, 20916, 22161, 22428, 23406, 25098, 27307, 29281, 29548, 35109, 37647, 44322, 46812, 50196, 51709, 54614, 58562, 66483, 70218, 75294, 81921, 87843, 88644, 103418, 109228, 117124, 132966, 140436, 150588, 155127, 163842, 175686, 206836, 245763, 263529, 265932, 310254, 327684, 347189, 351372, 465381, 491526, 527058, 620508, 694378, 930762, 983052, 1041567, 1054116, 1388756, 1861524, 2083134, 2430323, 3124701, 4166268, 4860646, 6249402, 7290969, 9721292, 12498804, 14581938, 21872907, 29163876, 43745814, 87491628]

約数ペア:

[(1, 87491628), (2, 43745814), (3, 29163876), (4, 21872907), (6, 14581938), (7, 12498804), (9, 9721292), (12, 7290969), (14, 6249402), (18, 4860646), (21, 4166268), (28, 3124701), (36, 2430323), (42, 2083134), (47, 1861524), (63, 1388756), (83, 1054116), (84, 1041567), (89, 983052), (94, 930762), (126, 694378), (141, 620508), (166, 527058), (178, 491526), (188, 465381), (249, 351372), (252, 347189), (267, 327684), (282, 310254), (329, 265932), (332, 263529), (356, 245763), (423, 206836), (498, 175686), (534, 163842), (564, 155127), (581, 150588), (623, 140436), (658, 132966), (747, 117124), (801, 109228), (846, 103418), (987, 88644), (996, 87843), (1068, 81921), (1162, 75294), (1246, 70218), (1316, 66483), (1494, 58562), (1602, 54614), (1692, 51709), (1743, 50196), (1869, 46812), (1974, 44322), (2324, 37647), (2492, 35109), (2961, 29548), (2988, 29281), (3204, 27307), (3486, 25098), (3738, 23406), (3901, 22428), (3948, 22161), (4183, 20916), (5229, 16732), (5607, 15604), (5922, 14774), (6972, 12549), (7387, 11844), (7476, 11703), (7802, 11214), (8366, 10458)]