65690820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:514

約数の個数: 144

約数和(自身を含む): 218312640

約数和(自身を除く): 152621820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 67, 78, 90, 117, 130, 134, 156, 180, 195, 201, 234, 260, 268, 335, 390, 402, 419, 468, 585, 603, 670, 780, 804, 838, 871, 1005, 1170, 1206, 1257, 1340, 1676, 1742, 2010, 2095, 2340, 2412, 2514, 2613, 3015, 3484, 3771, 4020, 4190, 4355, 5028, 5226, 5447, 6030, 6285, 7542, 7839, 8380, 8710, 10452, 10894, 12060, 12570, 13065, 15084, 15678, 16341, 17420, 18855, 21788, 25140, 26130, 27235, 28073, 31356, 32682, 37710, 39195, 49023, 52260, 54470, 56146, 65364, 75420, 78390, 81705, 84219, 98046, 108940, 112292, 140365, 156780, 163410, 168438, 196092, 245115, 252657, 280730, 326820, 336876, 364949, 421095, 490230, 505314, 561460, 729898, 842190, 980460, 1010628, 1094847, 1263285, 1459796, 1684380, 1824745, 2189694, 2526570, 3284541, 3649490, 4379388, 5053140, 5474235, 6569082, 7298980, 10948470, 13138164, 16422705, 21896940, 32845410, 65690820]

約数ペア:

[(1, 65690820), (2, 32845410), (3, 21896940), (4, 16422705), (5, 13138164), (6, 10948470), (9, 7298980), (10, 6569082), (12, 5474235), (13, 5053140), (15, 4379388), (18, 3649490), (20, 3284541), (26, 2526570), (30, 2189694), (36, 1824745), (39, 1684380), (45, 1459796), (52, 1263285), (60, 1094847), (65, 1010628), (67, 980460), (78, 842190), (90, 729898), (117, 561460), (130, 505314), (134, 490230), (156, 421095), (180, 364949), (195, 336876), (201, 326820), (234, 280730), (260, 252657), (268, 245115), (335, 196092), (390, 168438), (402, 163410), (419, 156780), (468, 140365), (585, 112292), (603, 108940), (670, 98046), (780, 84219), (804, 81705), (838, 78390), (871, 75420), (1005, 65364), (1170, 56146), (1206, 54470), (1257, 52260), (1340, 49023), (1676, 39195), (1742, 37710), (2010, 32682), (2095, 31356), (2340, 28073), (2412, 27235), (2514, 26130), (2613, 25140), (3015, 21788), (3484, 18855), (3771, 17420), (4020, 16341), (4190, 15678), (4355, 15084), (5028, 13065), (5226, 12570), (5447, 12060), (6030, 10894), (6285, 10452), (7542, 8710), (7839, 8380)]