309395280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:425

約数の個数: 160

約数和(自身を含む): 990793728

約数和(自身を除く): 681398448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 67, 71, 80, 120, 134, 142, 201, 213, 240, 268, 271, 284, 335, 355, 402, 426, 536, 542, 568, 670, 710, 804, 813, 852, 1005, 1065, 1072, 1084, 1136, 1340, 1355, 1420, 1608, 1626, 1704, 2010, 2130, 2168, 2680, 2710, 2840, 3216, 3252, 3408, 4020, 4065, 4260, 4336, 4757, 5360, 5420, 5680, 6504, 8040, 8130, 8520, 9514, 10840, 13008, 14271, 16080, 16260, 17040, 18157, 19028, 19241, 21680, 23785, 28542, 32520, 36314, 38056, 38482, 47570, 54471, 57084, 57723, 65040, 71355, 72628, 76112, 76964, 90785, 95140, 96205, 108942, 114168, 115446, 142710, 145256, 153928, 181570, 190280, 192410, 217884, 228336, 230892, 272355, 285420, 288615, 290512, 307856, 363140, 380560, 384820, 435768, 461784, 544710, 570840, 577230, 726280, 769640, 871536, 923568, 1089420, 1141680, 1154460, 1289147, 1452560, 1539280, 2178840, 2308920, 2578294, 3867441, 4357680, 4617840, 5156588, 6445735, 7734882, 10313176, 12891470, 15469764, 19337205, 20626352, 25782940, 30939528, 38674410, 51565880, 61879056, 77348820, 103131760, 154697640, 309395280]

約数ペア:

[(1, 309395280), (2, 154697640), (3, 103131760), (4, 77348820), (5, 61879056), (6, 51565880), (8, 38674410), (10, 30939528), (12, 25782940), (15, 20626352), (16, 19337205), (20, 15469764), (24, 12891470), (30, 10313176), (40, 7734882), (48, 6445735), (60, 5156588), (67, 4617840), (71, 4357680), (80, 3867441), (120, 2578294), (134, 2308920), (142, 2178840), (201, 1539280), (213, 1452560), (240, 1289147), (268, 1154460), (271, 1141680), (284, 1089420), (335, 923568), (355, 871536), (402, 769640), (426, 726280), (536, 577230), (542, 570840), (568, 544710), (670, 461784), (710, 435768), (804, 384820), (813, 380560), (852, 363140), (1005, 307856), (1065, 290512), (1072, 288615), (1084, 285420), (1136, 272355), (1340, 230892), (1355, 228336), (1420, 217884), (1608, 192410), (1626, 190280), (1704, 181570), (2010, 153928), (2130, 145256), (2168, 142710), (2680, 115446), (2710, 114168), (2840, 108942), (3216, 96205), (3252, 95140), (3408, 90785), (4020, 76964), (4065, 76112), (4260, 72628), (4336, 71355), (4757, 65040), (5360, 57723), (5420, 57084), (5680, 54471), (6504, 47570), (8040, 38482), (8130, 38056), (8520, 36314), (9514, 32520), (10840, 28542), (13008, 23785), (14271, 21680), (16080, 19241), (16260, 19028), (17040, 18157)]