81250080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:247

約数の個数: 192

約数和(自身を含む): 275788800

約数和(自身を除く): 194538720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 59, 60, 76, 80, 95, 96, 114, 118, 120, 151, 152, 160, 177, 190, 228, 236, 240, 285, 295, 302, 304, 354, 380, 453, 456, 472, 480, 570, 590, 604, 608, 708, 755, 760, 885, 906, 912, 944, 1121, 1140, 1180, 1208, 1416, 1510, 1520, 1770, 1812, 1824, 1888, 2242, 2265, 2280, 2360, 2416, 2832, 2869, 3020, 3040, 3363, 3540, 3624, 4484, 4530, 4560, 4720, 4832, 5605, 5664, 5738, 6040, 6726, 7080, 7248, 8607, 8909, 8968, 9060, 9120, 9440, 11210, 11476, 12080, 13452, 14160, 14345, 14496, 16815, 17214, 17818, 17936, 18120, 22420, 22952, 24160, 26727, 26904, 28320, 28690, 33630, 34428, 35636, 35872, 36240, 43035, 44545, 44840, 45904, 53454, 53808, 57380, 67260, 68856, 71272, 72480, 86070, 89090, 89680, 91808, 106908, 107616, 114760, 133635, 134520, 137712, 142544, 169271, 172140, 178180, 179360, 213816, 229520, 267270, 269040, 275424, 285088, 338542, 344280, 356360, 427632, 459040, 507813, 534540, 538080, 677084, 688560, 712720, 846355, 855264, 1015626, 1069080, 1354168, 1377120, 1425440, 1692710, 2031252, 2138160, 2539065, 2708336, 3385420, 4062504, 4276320, 5078130, 5416672, 6770840, 8125008, 10156260, 13541680, 16250016, 20312520, 27083360, 40625040, 81250080]

約数ペア:

[(1, 81250080), (2, 40625040), (3, 27083360), (4, 20312520), (5, 16250016), (6, 13541680), (8, 10156260), (10, 8125008), (12, 6770840), (15, 5416672), (16, 5078130), (19, 4276320), (20, 4062504), (24, 3385420), (30, 2708336), (32, 2539065), (38, 2138160), (40, 2031252), (48, 1692710), (57, 1425440), (59, 1377120), (60, 1354168), (76, 1069080), (80, 1015626), (95, 855264), (96, 846355), (114, 712720), (118, 688560), (120, 677084), (151, 538080), (152, 534540), (160, 507813), (177, 459040), (190, 427632), (228, 356360), (236, 344280), (240, 338542), (285, 285088), (295, 275424), (302, 269040), (304, 267270), (354, 229520), (380, 213816), (453, 179360), (456, 178180), (472, 172140), (480, 169271), (570, 142544), (590, 137712), (604, 134520), (608, 133635), (708, 114760), (755, 107616), (760, 106908), (885, 91808), (906, 89680), (912, 89090), (944, 86070), (1121, 72480), (1140, 71272), (1180, 68856), (1208, 67260), (1416, 57380), (1510, 53808), (1520, 53454), (1770, 45904), (1812, 44840), (1824, 44545), (1888, 43035), (2242, 36240), (2265, 35872), (2280, 35636), (2360, 34428), (2416, 33630), (2832, 28690), (2869, 28320), (3020, 26904), (3040, 26727), (3363, 24160), (3540, 22952), (3624, 22420), (4484, 18120), (4530, 17936), (4560, 17818), (4720, 17214), (4832, 16815), (5605, 14496), (5664, 14345), (5738, 14160), (6040, 13452), (6726, 12080), (7080, 11476), (7248, 11210), (8607, 9440), (8909, 9120), (8968, 9060)]