30981205320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1\times {\mathrm{1901}}^1$

素因数の和:2296

約数の個数: 256

約数和(自身を含む): 103683041280

約数和(自身を除く): 72701835960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 337, 372, 390, 403, 465, 520, 620, 674, 744, 780, 806, 930, 1011, 1209, 1240, 1348, 1560, 1612, 1685, 1860, 1901, 2015, 2022, 2418, 2696, 3224, 3370, 3720, 3802, 4030, 4044, 4381, 4836, 5055, 5703, 6045, 6740, 7604, 8060, 8088, 8762, 9505, 9672, 10110, 10447, 11406, 12090, 13143, 13480, 15208, 16120, 17524, 19010, 20220, 20894, 21905, 22812, 24180, 24713, 26286, 28515, 31341, 35048, 38020, 40440, 41788, 43810, 45624, 48360, 49426, 52235, 52572, 57030, 58931, 62682, 65715, 74139, 76040, 83576, 87620, 98852, 104470, 105144, 114060, 117862, 123565, 125364, 131430, 135811, 148278, 156705, 175240, 176793, 197704, 208940, 228120, 235724, 247130, 250728, 262860, 271622, 294655, 296556, 313410, 353586, 370695, 407433, 417880, 471448, 494260, 525720, 543244, 589310, 593112, 626820, 640637, 679055, 707172, 741390, 766103, 814866, 883965, 988520, 1086488, 1178620, 1253640, 1281274, 1358110, 1414344, 1482780, 1532206, 1629732, 1767930, 1921911, 2037165, 2298309, 2357240, 2562548, 2716220, 2965560, 3064412, 3203185, 3259464, 3535860, 3830515, 3843822, 4074330, 4596618, 5125096, 5432440, 6128824, 6406370, 7071720, 7661030, 7687644, 8148660, 8328281, 9193236, 9609555, 11491545, 12812740, 15322060, 15375288, 16297320, 16656562, 18386472, 19219110, 19859747, 22983090, 24984843, 25625480, 30644120, 33313124, 38438220, 39719494, 41641405, 45966180, 49969686, 59579241, 66626248, 76876440, 79438988, 83282810, 91932360, 99298735, 99939372, 119158482, 124924215, 158877976, 166565620, 198597470, 199878744, 238316964, 249848430, 258176711, 297896205, 333131240, 397194940, 476633928, 499696860, 516353422, 595792410, 774530133, 794389880, 999393720, 1032706844, 1191584820, 1290883555, 1549060266, 2065413688, 2383169640, 2581767110, 3098120532, 3872650665, 5163534220, 6196241064, 7745301330, 10327068440, 15490602660, 30981205320]

約数ペア:

[(1, 30981205320), (2, 15490602660), (3, 10327068440), (4, 7745301330), (5, 6196241064), (6, 5163534220), (8, 3872650665), (10, 3098120532), (12, 2581767110), (13, 2383169640), (15, 2065413688), (20, 1549060266), (24, 1290883555), (26, 1191584820), (30, 1032706844), (31, 999393720), (39, 794389880), (40, 774530133), (52, 595792410), (60, 516353422), (62, 499696860), (65, 476633928), (78, 397194940), (93, 333131240), (104, 297896205), (120, 258176711), (124, 249848430), (130, 238316964), (155, 199878744), (156, 198597470), (186, 166565620), (195, 158877976), (248, 124924215), (260, 119158482), (310, 99939372), (312, 99298735), (337, 91932360), (372, 83282810), (390, 79438988), (403, 76876440), (465, 66626248), (520, 59579241), (620, 49969686), (674, 45966180), (744, 41641405), (780, 39719494), (806, 38438220), (930, 33313124), (1011, 30644120), (1209, 25625480), (1240, 24984843), (1348, 22983090), (1560, 19859747), (1612, 19219110), (1685, 18386472), (1860, 16656562), (1901, 16297320), (2015, 15375288), (2022, 15322060), (2418, 12812740), (2696, 11491545), (3224, 9609555), (3370, 9193236), (3720, 8328281), (3802, 8148660), (4030, 7687644), (4044, 7661030), (4381, 7071720), (4836, 6406370), (5055, 6128824), (5703, 5432440), (6045, 5125096), (6740, 4596618), (7604, 4074330), (8060, 3843822), (8088, 3830515), (8762, 3535860), (9505, 3259464), (9672, 3203185), (10110, 3064412), (10447, 2965560), (11406, 2716220), (12090, 2562548), (13143, 2357240), (13480, 2298309), (15208, 2037165), (16120, 1921911), (17524, 1767930), (19010, 1629732), (20220, 1532206), (20894, 1482780), (21905, 1414344), (22812, 1358110), (24180, 1281274), (24713, 1253640), (26286, 1178620), (28515, 1086488), (31341, 988520), (35048, 883965), (38020, 814866), (40440, 766103), (41788, 741390), (43810, 707172), (45624, 679055), (48360, 640637), (49426, 626820), (52235, 593112), (52572, 589310), (57030, 543244), (58931, 525720), (62682, 494260), (65715, 471448), (74139, 417880), (76040, 407433), (83576, 370695), (87620, 353586), (98852, 313410), (104470, 296556), (105144, 294655), (114060, 271622), (117862, 262860), (123565, 250728), (125364, 247130), (131430, 235724), (135811, 228120), (148278, 208940), (156705, 197704), (175240, 176793)]