87845940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:239

約数の個数: 288

約数和(自身を含む): 340494336

約数和(自身を除く): 252648396

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 31, 35, 36, 39, 42, 45, 52, 60, 62, 63, 65, 70, 78, 84, 90, 91, 93, 105, 117, 124, 126, 130, 140, 155, 156, 173, 180, 182, 186, 195, 210, 217, 234, 252, 260, 273, 279, 310, 315, 346, 364, 372, 390, 403, 420, 434, 455, 465, 468, 519, 546, 558, 585, 620, 630, 651, 692, 780, 806, 819, 865, 868, 910, 930, 1038, 1085, 1092, 1116, 1170, 1209, 1211, 1260, 1302, 1365, 1395, 1557, 1612, 1638, 1730, 1820, 1860, 1953, 2015, 2076, 2170, 2249, 2340, 2418, 2422, 2595, 2604, 2730, 2790, 2821, 3114, 3255, 3276, 3460, 3627, 3633, 3906, 4030, 4095, 4340, 4498, 4836, 4844, 5190, 5363, 5460, 5580, 5642, 6045, 6055, 6228, 6510, 6747, 7254, 7266, 7785, 7812, 8060, 8190, 8463, 8996, 9765, 10380, 10726, 10899, 11245, 11284, 12090, 12110, 13020, 13494, 14105, 14508, 14532, 15570, 15743, 16089, 16380, 16926, 18135, 18165, 19530, 20241, 21452, 21798, 22490, 24180, 24220, 25389, 26815, 26988, 28210, 31140, 31486, 32178, 33735, 33852, 36270, 36330, 37541, 39060, 40482, 42315, 43596, 44980, 47229, 48267, 50778, 53630, 54495, 56420, 62972, 64356, 67470, 69719, 72540, 72660, 75082, 78715, 80445, 80964, 84630, 94458, 96534, 101205, 101556, 107260, 108990, 112623, 126945, 134940, 139438, 141687, 150164, 157430, 160890, 169260, 187705, 188916, 193068, 202410, 209157, 217980, 225246, 236145, 241335, 253890, 278876, 283374, 314860, 321780, 337869, 348595, 375410, 404820, 418314, 450492, 472290, 482670, 488033, 507780, 563115, 566748, 627471, 675738, 697190, 708435, 750820, 836628, 944580, 965340, 976066, 1045785, 1126230, 1254942, 1351476, 1394380, 1416870, 1464099, 1689345, 1952132, 2091570, 2252460, 2440165, 2509884, 2833740, 2928198, 3137355, 3378690, 4183140, 4392297, 4880330, 5856396, 6274710, 6757380, 7320495, 8784594, 9760660, 12549420, 14640990, 17569188, 21961485, 29281980, 43922970, 87845940]

約数ペア:

[(1, 87845940), (2, 43922970), (3, 29281980), (4, 21961485), (5, 17569188), (6, 14640990), (7, 12549420), (9, 9760660), (10, 8784594), (12, 7320495), (13, 6757380), (14, 6274710), (15, 5856396), (18, 4880330), (20, 4392297), (21, 4183140), (26, 3378690), (28, 3137355), (30, 2928198), (31, 2833740), (35, 2509884), (36, 2440165), (39, 2252460), (42, 2091570), (45, 1952132), (52, 1689345), (60, 1464099), (62, 1416870), (63, 1394380), (65, 1351476), (70, 1254942), (78, 1126230), (84, 1045785), (90, 976066), (91, 965340), (93, 944580), (105, 836628), (117, 750820), (124, 708435), (126, 697190), (130, 675738), (140, 627471), (155, 566748), (156, 563115), (173, 507780), (180, 488033), (182, 482670), (186, 472290), (195, 450492), (210, 418314), (217, 404820), (234, 375410), (252, 348595), (260, 337869), (273, 321780), (279, 314860), (310, 283374), (315, 278876), (346, 253890), (364, 241335), (372, 236145), (390, 225246), (403, 217980), (420, 209157), (434, 202410), (455, 193068), (465, 188916), (468, 187705), (519, 169260), (546, 160890), (558, 157430), (585, 150164), (620, 141687), (630, 139438), (651, 134940), (692, 126945), (780, 112623), (806, 108990), (819, 107260), (865, 101556), (868, 101205), (910, 96534), (930, 94458), (1038, 84630), (1085, 80964), (1092, 80445), (1116, 78715), (1170, 75082), (1209, 72660), (1211, 72540), (1260, 69719), (1302, 67470), (1365, 64356), (1395, 62972), (1557, 56420), (1612, 54495), (1638, 53630), (1730, 50778), (1820, 48267), (1860, 47229), (1953, 44980), (2015, 43596), (2076, 42315), (2170, 40482), (2249, 39060), (2340, 37541), (2418, 36330), (2422, 36270), (2595, 33852), (2604, 33735), (2730, 32178), (2790, 31486), (2821, 31140), (3114, 28210), (3255, 26988), (3276, 26815), (3460, 25389), (3627, 24220), (3633, 24180), (3906, 22490), (4030, 21798), (4095, 21452), (4340, 20241), (4498, 19530), (4836, 18165), (4844, 18135), (5190, 16926), (5363, 16380), (5460, 16089), (5580, 15743), (5642, 15570), (6045, 14532), (6055, 14508), (6228, 14105), (6510, 13494), (6747, 13020), (7254, 12110), (7266, 12090), (7785, 11284), (7812, 11245), (8060, 10899), (8190, 10726), (8463, 10380), (8996, 9765)]