228678840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{373}}^1$

素因数の和:534

約数の個数: 192

約数和(自身を含む): 808647840

約数和(自身を除く): 579969000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 131, 156, 180, 195, 234, 260, 262, 312, 360, 373, 390, 393, 468, 520, 524, 585, 655, 746, 780, 786, 936, 1048, 1119, 1170, 1179, 1310, 1492, 1560, 1572, 1703, 1865, 1965, 2238, 2340, 2358, 2620, 2984, 3144, 3357, 3406, 3730, 3930, 4476, 4680, 4716, 4849, 5109, 5240, 5595, 5895, 6714, 6812, 7460, 7860, 8515, 8952, 9432, 9698, 10218, 11190, 11790, 13428, 13624, 14547, 14920, 15327, 15720, 16785, 17030, 19396, 20436, 22380, 23580, 24245, 25545, 26856, 29094, 30654, 33570, 34060, 38792, 40872, 43641, 44760, 47160, 48490, 48863, 51090, 58188, 61308, 67140, 68120, 72735, 76635, 87282, 96980, 97726, 102180, 116376, 122616, 134280, 145470, 146589, 153270, 174564, 193960, 195452, 204360, 218205, 244315, 290940, 293178, 306540, 349128, 390904, 436410, 439767, 488630, 581880, 586356, 613080, 635219, 732945, 872820, 879534, 977260, 1172712, 1270438, 1465890, 1745640, 1759068, 1905657, 1954520, 2198835, 2540876, 2931780, 3176095, 3518136, 3811314, 4397670, 5081752, 5716971, 5863560, 6352190, 7622628, 8795340, 9528285, 11433942, 12704380, 15245256, 17590680, 19056570, 22867884, 25408760, 28584855, 38113140, 45735768, 57169710, 76226280, 114339420, 228678840]

約数ペア:

[(1, 228678840), (2, 114339420), (3, 76226280), (4, 57169710), (5, 45735768), (6, 38113140), (8, 28584855), (9, 25408760), (10, 22867884), (12, 19056570), (13, 17590680), (15, 15245256), (18, 12704380), (20, 11433942), (24, 9528285), (26, 8795340), (30, 7622628), (36, 6352190), (39, 5863560), (40, 5716971), (45, 5081752), (52, 4397670), (60, 3811314), (65, 3518136), (72, 3176095), (78, 2931780), (90, 2540876), (104, 2198835), (117, 1954520), (120, 1905657), (130, 1759068), (131, 1745640), (156, 1465890), (180, 1270438), (195, 1172712), (234, 977260), (260, 879534), (262, 872820), (312, 732945), (360, 635219), (373, 613080), (390, 586356), (393, 581880), (468, 488630), (520, 439767), (524, 436410), (585, 390904), (655, 349128), (746, 306540), (780, 293178), (786, 290940), (936, 244315), (1048, 218205), (1119, 204360), (1170, 195452), (1179, 193960), (1310, 174564), (1492, 153270), (1560, 146589), (1572, 145470), (1703, 134280), (1865, 122616), (1965, 116376), (2238, 102180), (2340, 97726), (2358, 96980), (2620, 87282), (2984, 76635), (3144, 72735), (3357, 68120), (3406, 67140), (3730, 61308), (3930, 58188), (4476, 51090), (4680, 48863), (4716, 48490), (4849, 47160), (5109, 44760), (5240, 43641), (5595, 40872), (5895, 38792), (6714, 34060), (6812, 33570), (7460, 30654), (7860, 29094), (8515, 26856), (8952, 25545), (9432, 24245), (9698, 23580), (10218, 22380), (11190, 20436), (11790, 19396), (13428, 17030), (13624, 16785), (14547, 15720), (14920, 15327)]