18561369540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{12703}}^1$

素因数の和:12807

約数の個数: 192

約数和(自身を含む): 61467033600

約数和(自身を除く): 42905664060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 71, 84, 98, 105, 140, 142, 147, 196, 210, 213, 245, 284, 294, 343, 355, 420, 426, 490, 497, 588, 686, 710, 735, 852, 980, 994, 1029, 1065, 1372, 1420, 1470, 1491, 1715, 1988, 2058, 2130, 2485, 2940, 2982, 3430, 3479, 4116, 4260, 4970, 5145, 5964, 6860, 6958, 7455, 9940, 10290, 10437, 12703, 13916, 14910, 17395, 20580, 20874, 24353, 25406, 29820, 34790, 38109, 41748, 48706, 50812, 52185, 63515, 69580, 73059, 76218, 88921, 97412, 104370, 121765, 127030, 146118, 152436, 177842, 190545, 208740, 243530, 254060, 266763, 292236, 355684, 365295, 381090, 444605, 487060, 533526, 622447, 730590, 762180, 889210, 901913, 1067052, 1244894, 1333815, 1461180, 1778420, 1803826, 1867341, 2489788, 2667630, 2705739, 3112235, 3607652, 3734682, 4357129, 4509565, 5335260, 5411478, 6224470, 6313391, 7469364, 8714258, 9019130, 9336705, 10822956, 12448940, 12626782, 13071387, 13528695, 17428516, 18038260, 18673410, 18940173, 21785645, 25253564, 26142774, 27057390, 31566955, 37346820, 37880346, 43571290, 44193737, 52285548, 54114780, 63133910, 65356935, 75760692, 87142580, 88387474, 94700865, 126267820, 130713870, 132581211, 176774948, 189401730, 220968685, 261427740, 265162422, 309356159, 378803460, 441937370, 530324844, 618712318, 662906055, 883874740, 928068477, 1237424636, 1325812110, 1546780795, 1856136954, 2651624220, 3093561590, 3712273908, 4640342385, 6187123180, 9280684770, 18561369540]

約数ペア:

[(1, 18561369540), (2, 9280684770), (3, 6187123180), (4, 4640342385), (5, 3712273908), (6, 3093561590), (7, 2651624220), (10, 1856136954), (12, 1546780795), (14, 1325812110), (15, 1237424636), (20, 928068477), (21, 883874740), (28, 662906055), (30, 618712318), (35, 530324844), (42, 441937370), (49, 378803460), (60, 309356159), (70, 265162422), (71, 261427740), (84, 220968685), (98, 189401730), (105, 176774948), (140, 132581211), (142, 130713870), (147, 126267820), (196, 94700865), (210, 88387474), (213, 87142580), (245, 75760692), (284, 65356935), (294, 63133910), (343, 54114780), (355, 52285548), (420, 44193737), (426, 43571290), (490, 37880346), (497, 37346820), (588, 31566955), (686, 27057390), (710, 26142774), (735, 25253564), (852, 21785645), (980, 18940173), (994, 18673410), (1029, 18038260), (1065, 17428516), (1372, 13528695), (1420, 13071387), (1470, 12626782), (1491, 12448940), (1715, 10822956), (1988, 9336705), (2058, 9019130), (2130, 8714258), (2485, 7469364), (2940, 6313391), (2982, 6224470), (3430, 5411478), (3479, 5335260), (4116, 4509565), (4260, 4357129), (4970, 3734682), (5145, 3607652), (5964, 3112235), (6860, 2705739), (6958, 2667630), (7455, 2489788), (9940, 1867341), (10290, 1803826), (10437, 1778420), (12703, 1461180), (13916, 1333815), (14910, 1244894), (17395, 1067052), (20580, 901913), (20874, 889210), (24353, 762180), (25406, 730590), (29820, 622447), (34790, 533526), (38109, 487060), (41748, 444605), (48706, 381090), (50812, 365295), (52185, 355684), (63515, 292236), (69580, 266763), (73059, 254060), (76218, 243530), (88921, 208740), (97412, 190545), (104370, 177842), (121765, 152436), (127030, 146118)]