309821040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:448

約数の個数: 240

約数和(自身を含む): 1109339712

約数和(自身を除く): 799518672

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 53, 60, 69, 72, 80, 90, 92, 106, 115, 120, 138, 144, 159, 180, 184, 207, 212, 230, 240, 265, 276, 318, 345, 353, 360, 368, 414, 424, 460, 477, 530, 552, 636, 690, 706, 720, 795, 828, 848, 920, 954, 1035, 1059, 1060, 1104, 1219, 1272, 1380, 1412, 1590, 1656, 1765, 1840, 1908, 2070, 2118, 2120, 2385, 2438, 2544, 2760, 2824, 3177, 3180, 3312, 3530, 3657, 3816, 4140, 4236, 4240, 4770, 4876, 5295, 5520, 5648, 6095, 6354, 6360, 7060, 7314, 7632, 8119, 8280, 8472, 9540, 9752, 10590, 10971, 12190, 12708, 12720, 14120, 14628, 15885, 16238, 16560, 16944, 18285, 18709, 19080, 19504, 21180, 21942, 24357, 24380, 25416, 28240, 29256, 31770, 32476, 36570, 37418, 38160, 40595, 42360, 43884, 48714, 48760, 50832, 54855, 56127, 58512, 63540, 64952, 73071, 73140, 74836, 81190, 84720, 87768, 93545, 97428, 97520, 109710, 112254, 121785, 127080, 129904, 146142, 146280, 149672, 162380, 168381, 175536, 187090, 194856, 219420, 224508, 243570, 254160, 280635, 292284, 292560, 299344, 324760, 336762, 365355, 374180, 389712, 430307, 438840, 449016, 487140, 561270, 584568, 649520, 673524, 730710, 748360, 841905, 860614, 877680, 898032, 974280, 1122540, 1169136, 1290921, 1347048, 1461420, 1496720, 1683810, 1721228, 1948560, 2151535, 2245080, 2581842, 2694096, 2922840, 3367620, 3442456, 3872763, 4303070, 4490160, 5163684, 5845680, 6454605, 6735240, 6884912, 7745526, 8606140, 10327368, 12909210, 13470480, 15491052, 17212280, 19363815, 20654736, 25818420, 30982104, 34424560, 38727630, 51636840, 61964208, 77455260, 103273680, 154910520, 309821040]

約数ペア:

[(1, 309821040), (2, 154910520), (3, 103273680), (4, 77455260), (5, 61964208), (6, 51636840), (8, 38727630), (9, 34424560), (10, 30982104), (12, 25818420), (15, 20654736), (16, 19363815), (18, 17212280), (20, 15491052), (23, 13470480), (24, 12909210), (30, 10327368), (36, 8606140), (40, 7745526), (45, 6884912), (46, 6735240), (48, 6454605), (53, 5845680), (60, 5163684), (69, 4490160), (72, 4303070), (80, 3872763), (90, 3442456), (92, 3367620), (106, 2922840), (115, 2694096), (120, 2581842), (138, 2245080), (144, 2151535), (159, 1948560), (180, 1721228), (184, 1683810), (207, 1496720), (212, 1461420), (230, 1347048), (240, 1290921), (265, 1169136), (276, 1122540), (318, 974280), (345, 898032), (353, 877680), (360, 860614), (368, 841905), (414, 748360), (424, 730710), (460, 673524), (477, 649520), (530, 584568), (552, 561270), (636, 487140), (690, 449016), (706, 438840), (720, 430307), (795, 389712), (828, 374180), (848, 365355), (920, 336762), (954, 324760), (1035, 299344), (1059, 292560), (1060, 292284), (1104, 280635), (1219, 254160), (1272, 243570), (1380, 224508), (1412, 219420), (1590, 194856), (1656, 187090), (1765, 175536), (1840, 168381), (1908, 162380), (2070, 149672), (2118, 146280), (2120, 146142), (2385, 129904), (2438, 127080), (2544, 121785), (2760, 112254), (2824, 109710), (3177, 97520), (3180, 97428), (3312, 93545), (3530, 87768), (3657, 84720), (3816, 81190), (4140, 74836), (4236, 73140), (4240, 73071), (4770, 64952), (4876, 63540), (5295, 58512), (5520, 56127), (5648, 54855), (6095, 50832), (6354, 48760), (6360, 48714), (7060, 43884), (7314, 42360), (7632, 40595), (8119, 38160), (8280, 37418), (8472, 36570), (9540, 32476), (9752, 31770), (10590, 29256), (10971, 28240), (12190, 25416), (12708, 24380), (12720, 24357), (14120, 21942), (14628, 21180), (15885, 19504), (16238, 19080), (16560, 18709), (16944, 18285)]