16631431180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:385

約数の個数: 288

約数和(自身を含む): 45795189888

約数和(自身を除く): 29163758708

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 37, 52, 62, 65, 70, 74, 91, 124, 130, 140, 148, 155, 182, 185, 217, 257, 259, 260, 310, 364, 370, 403, 434, 455, 481, 514, 518, 620, 740, 806, 868, 910, 961, 962, 1028, 1036, 1085, 1147, 1285, 1295, 1612, 1799, 1820, 1922, 1924, 2015, 2170, 2294, 2405, 2570, 2590, 2821, 3341, 3367, 3598, 3844, 4030, 4340, 4588, 4805, 4810, 5140, 5180, 5642, 5735, 6682, 6727, 6734, 7196, 7967, 8029, 8060, 8995, 9509, 9610, 9620, 11284, 11470, 12493, 13364, 13454, 13468, 14105, 14911, 15934, 16058, 16705, 16835, 17990, 19018, 19220, 22940, 23387, 24986, 26908, 28210, 29822, 31868, 32116, 33410, 33635, 33670, 35557, 35980, 38036, 39835, 40145, 46774, 47545, 49972, 55769, 56420, 59644, 62465, 66563, 66820, 67270, 67340, 71114, 74555, 79670, 80290, 87451, 93548, 95090, 103571, 104377, 111538, 116935, 123617, 124930, 133126, 134540, 142228, 149110, 159340, 160580, 174902, 177785, 190180, 207142, 208754, 223076, 233870, 246977, 247234, 248899, 249860, 266252, 278845, 294779, 298220, 332815, 349804, 355570, 414284, 417508, 437255, 462241, 467740, 493954, 494468, 497798, 517855, 521885, 557690, 589558, 618085, 665630, 711140, 724997, 865319, 874510, 924482, 987908, 995596, 1035710, 1043770, 1115380, 1179116, 1234885, 1236170, 1244495, 1331260, 1449994, 1473895, 1728839, 1730638, 1749020, 1848964, 2063453, 2071420, 2087540, 2311205, 2469770, 2472340, 2488990, 2899988, 2947790, 3210701, 3235687, 3457678, 3461276, 3624985, 3832127, 4126906, 4326595, 4622410, 4939540, 4977980, 5895580, 6421402, 6471374, 6915356, 7249970, 7664254, 8253812, 8644195, 8653190, 9138149, 9244820, 10317265, 12842804, 12942748, 14499940, 15328508, 16053505, 16178435, 17288390, 17306380, 18276298, 19160635, 20634530, 22474907, 26824889, 32107010, 32356870, 34576780, 36552596, 38321270, 41269060, 44949814, 45690745, 53649778, 63967043, 64214020, 64713740, 76642540, 89899628, 91381490, 107299556, 112374535, 118795937, 127934086, 134124445, 182762980, 224749070, 237591874, 255868172, 268248890, 319835215, 449498140, 475183748, 536497780, 593979685, 639670430, 831571559, 1187959370, 1279340860, 1663143118, 2375918740, 3326286236, 4157857795, 8315715590, 16631431180]

約数ペア:

[(1, 16631431180), (2, 8315715590), (4, 4157857795), (5, 3326286236), (7, 2375918740), (10, 1663143118), (13, 1279340860), (14, 1187959370), (20, 831571559), (26, 639670430), (28, 593979685), (31, 536497780), (35, 475183748), (37, 449498140), (52, 319835215), (62, 268248890), (65, 255868172), (70, 237591874), (74, 224749070), (91, 182762980), (124, 134124445), (130, 127934086), (140, 118795937), (148, 112374535), (155, 107299556), (182, 91381490), (185, 89899628), (217, 76642540), (257, 64713740), (259, 64214020), (260, 63967043), (310, 53649778), (364, 45690745), (370, 44949814), (403, 41269060), (434, 38321270), (455, 36552596), (481, 34576780), (514, 32356870), (518, 32107010), (620, 26824889), (740, 22474907), (806, 20634530), (868, 19160635), (910, 18276298), (961, 17306380), (962, 17288390), (1028, 16178435), (1036, 16053505), (1085, 15328508), (1147, 14499940), (1285, 12942748), (1295, 12842804), (1612, 10317265), (1799, 9244820), (1820, 9138149), (1922, 8653190), (1924, 8644195), (2015, 8253812), (2170, 7664254), (2294, 7249970), (2405, 6915356), (2570, 6471374), (2590, 6421402), (2821, 5895580), (3341, 4977980), (3367, 4939540), (3598, 4622410), (3844, 4326595), (4030, 4126906), (4340, 3832127), (4588, 3624985), (4805, 3461276), (4810, 3457678), (5140, 3235687), (5180, 3210701), (5642, 2947790), (5735, 2899988), (6682, 2488990), (6727, 2472340), (6734, 2469770), (7196, 2311205), (7967, 2087540), (8029, 2071420), (8060, 2063453), (8995, 1848964), (9509, 1749020), (9610, 1730638), (9620, 1728839), (11284, 1473895), (11470, 1449994), (12493, 1331260), (13364, 1244495), (13454, 1236170), (13468, 1234885), (14105, 1179116), (14911, 1115380), (15934, 1043770), (16058, 1035710), (16705, 995596), (16835, 987908), (17990, 924482), (19018, 874510), (19220, 865319), (22940, 724997), (23387, 711140), (24986, 665630), (26908, 618085), (28210, 589558), (29822, 557690), (31868, 521885), (32116, 517855), (33410, 497798), (33635, 494468), (33670, 493954), (35557, 467740), (35980, 462241), (38036, 437255), (39835, 417508), (40145, 414284), (46774, 355570), (47545, 349804), (49972, 332815), (55769, 298220), (56420, 294779), (59644, 278845), (62465, 266252), (66563, 249860), (66820, 248899), (67270, 247234), (67340, 246977), (71114, 233870), (74555, 223076), (79670, 208754), (80290, 207142), (87451, 190180), (93548, 177785), (95090, 174902), (103571, 160580), (104377, 159340), (111538, 149110), (116935, 142228), (123617, 134540), (124930, 133126)]