311155680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:1961

約数の個数: 192

約数和(自身を含む): 1104316416

約数和(自身を除く): 793160736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 96, 110, 120, 124, 132, 155, 160, 165, 176, 186, 220, 240, 248, 264, 310, 330, 341, 352, 372, 440, 465, 480, 496, 528, 620, 660, 682, 744, 880, 930, 992, 1023, 1056, 1240, 1320, 1364, 1488, 1705, 1760, 1860, 1901, 2046, 2480, 2640, 2728, 2976, 3410, 3720, 3802, 4092, 4960, 5115, 5280, 5456, 5703, 6820, 7440, 7604, 8184, 9505, 10230, 10912, 11406, 13640, 14880, 15208, 16368, 19010, 20460, 20911, 22812, 27280, 28515, 30416, 32736, 38020, 40920, 41822, 45624, 54560, 57030, 58931, 60832, 62733, 76040, 81840, 83644, 91248, 104555, 114060, 117862, 125466, 152080, 163680, 167288, 176793, 182496, 209110, 228120, 235724, 250932, 294655, 304160, 313665, 334576, 353586, 418220, 456240, 471448, 501864, 589310, 627330, 648241, 669152, 707172, 836440, 883965, 912480, 942896, 1003728, 1178620, 1254660, 1296482, 1414344, 1672880, 1767930, 1885792, 1944723, 2007456, 2357240, 2509320, 2592964, 2828688, 3241205, 3345760, 3535860, 3889446, 4714480, 5018640, 5185928, 5657376, 6482410, 7071720, 7778892, 9428960, 9723615, 10037280, 10371856, 12964820, 14143440, 15557784, 19447230, 20743712, 25929640, 28286880, 31115568, 38894460, 51859280, 62231136, 77788920, 103718560, 155577840, 311155680]

約数ペア:

[(1, 311155680), (2, 155577840), (3, 103718560), (4, 77788920), (5, 62231136), (6, 51859280), (8, 38894460), (10, 31115568), (11, 28286880), (12, 25929640), (15, 20743712), (16, 19447230), (20, 15557784), (22, 14143440), (24, 12964820), (30, 10371856), (31, 10037280), (32, 9723615), (33, 9428960), (40, 7778892), (44, 7071720), (48, 6482410), (55, 5657376), (60, 5185928), (62, 5018640), (66, 4714480), (80, 3889446), (88, 3535860), (93, 3345760), (96, 3241205), (110, 2828688), (120, 2592964), (124, 2509320), (132, 2357240), (155, 2007456), (160, 1944723), (165, 1885792), (176, 1767930), (186, 1672880), (220, 1414344), (240, 1296482), (248, 1254660), (264, 1178620), (310, 1003728), (330, 942896), (341, 912480), (352, 883965), (372, 836440), (440, 707172), (465, 669152), (480, 648241), (496, 627330), (528, 589310), (620, 501864), (660, 471448), (682, 456240), (744, 418220), (880, 353586), (930, 334576), (992, 313665), (1023, 304160), (1056, 294655), (1240, 250932), (1320, 235724), (1364, 228120), (1488, 209110), (1705, 182496), (1760, 176793), (1860, 167288), (1901, 163680), (2046, 152080), (2480, 125466), (2640, 117862), (2728, 114060), (2976, 104555), (3410, 91248), (3720, 83644), (3802, 81840), (4092, 76040), (4960, 62733), (5115, 60832), (5280, 58931), (5456, 57030), (5703, 54560), (6820, 45624), (7440, 41822), (7604, 40920), (8184, 38020), (9505, 32736), (10230, 30416), (10912, 28515), (11406, 27280), (13640, 22812), (14880, 20911), (15208, 20460), (16368, 19010)]