128400804

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:394

約数の個数: 144

約数和(自身を含む): 390394368

約数和(自身を除く): 261993564

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 47, 63, 74, 84, 94, 111, 126, 141, 148, 188, 222, 252, 259, 282, 293, 329, 333, 423, 444, 518, 564, 586, 658, 666, 777, 846, 879, 987, 1036, 1172, 1316, 1332, 1554, 1692, 1739, 1758, 1974, 2051, 2331, 2637, 2961, 3108, 3478, 3516, 3948, 4102, 4662, 5217, 5274, 5922, 6153, 6956, 8204, 9324, 10434, 10548, 10841, 11844, 12173, 12306, 13771, 15651, 18459, 20868, 21682, 24346, 24612, 27542, 31302, 32523, 36519, 36918, 41313, 43364, 48692, 55084, 62604, 65046, 73038, 73836, 75887, 82626, 96397, 97569, 109557, 123939, 130092, 146076, 151774, 165252, 192794, 195138, 219114, 227661, 247878, 289191, 303548, 385588, 390276, 438228, 455322, 495756, 509527, 578382, 682983, 867573, 910644, 1019054, 1156764, 1365966, 1528581, 1735146, 2038108, 2731932, 3057162, 3470292, 3566689, 4585743, 6114324, 7133378, 9171486, 10700067, 14266756, 18342972, 21400134, 32100201, 42800268, 64200402, 128400804]

約数ペア:

[(1, 128400804), (2, 64200402), (3, 42800268), (4, 32100201), (6, 21400134), (7, 18342972), (9, 14266756), (12, 10700067), (14, 9171486), (18, 7133378), (21, 6114324), (28, 4585743), (36, 3566689), (37, 3470292), (42, 3057162), (47, 2731932), (63, 2038108), (74, 1735146), (84, 1528581), (94, 1365966), (111, 1156764), (126, 1019054), (141, 910644), (148, 867573), (188, 682983), (222, 578382), (252, 509527), (259, 495756), (282, 455322), (293, 438228), (329, 390276), (333, 385588), (423, 303548), (444, 289191), (518, 247878), (564, 227661), (586, 219114), (658, 195138), (666, 192794), (777, 165252), (846, 151774), (879, 146076), (987, 130092), (1036, 123939), (1172, 109557), (1316, 97569), (1332, 96397), (1554, 82626), (1692, 75887), (1739, 73836), (1758, 73038), (1974, 65046), (2051, 62604), (2331, 55084), (2637, 48692), (2961, 43364), (3108, 41313), (3478, 36918), (3516, 36519), (3948, 32523), (4102, 31302), (4662, 27542), (5217, 24612), (5274, 24346), (5922, 21682), (6153, 20868), (6956, 18459), (8204, 15651), (9324, 13771), (10434, 12306), (10548, 12173), (10841, 11844)]