393169280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:225

約数の個数: 256

約数和(自身を含む): 1175040000

約数和(自身を除く): 781870720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 56, 62, 64, 70, 76, 80, 95, 112, 124, 128, 133, 140, 149, 152, 155, 160, 190, 217, 224, 248, 266, 280, 298, 304, 310, 320, 380, 434, 448, 496, 532, 560, 589, 596, 608, 620, 640, 665, 745, 760, 868, 896, 992, 1043, 1064, 1085, 1120, 1178, 1192, 1216, 1240, 1330, 1490, 1520, 1736, 1984, 2086, 2128, 2170, 2240, 2356, 2384, 2432, 2480, 2660, 2831, 2945, 2980, 3040, 3472, 3968, 4123, 4172, 4256, 4340, 4480, 4619, 4712, 4768, 4960, 5215, 5320, 5662, 5890, 5960, 6080, 6944, 8246, 8344, 8512, 8680, 9238, 9424, 9536, 9920, 10430, 10640, 11324, 11780, 11920, 12160, 13888, 14155, 16492, 16688, 17024, 17360, 18476, 18848, 19072, 19817, 19840, 20615, 20860, 21280, 22648, 23095, 23560, 23840, 27776, 28310, 32333, 32984, 33376, 34720, 36952, 37696, 39634, 41230, 41720, 42560, 45296, 46190, 47120, 47680, 56620, 64666, 65968, 66752, 69440, 73904, 75392, 79268, 82460, 83440, 85120, 87761, 90592, 92380, 94240, 95360, 99085, 113240, 129332, 131936, 133504, 138880, 147808, 158536, 161665, 164920, 166880, 175522, 181184, 184760, 188480, 198170, 226480, 258664, 263872, 295616, 317072, 323330, 329840, 333760, 351044, 362368, 369520, 376960, 396340, 438805, 452960, 517328, 527744, 591232, 614327, 634144, 646660, 659680, 667520, 702088, 739040, 792680, 877610, 905920, 1034656, 1228654, 1268288, 1293320, 1319360, 1404176, 1478080, 1585360, 1755220, 1811840, 2069312, 2457308, 2536576, 2586640, 2638720, 2808352, 2956160, 3071635, 3170720, 3510440, 4138624, 4914616, 5173280, 5616704, 6143270, 6341440, 7020880, 9829232, 10346560, 11233408, 12286540, 12682880, 14041760, 19658464, 20693120, 24573080, 28083520, 39316928, 49146160, 56167040, 78633856, 98292320, 196584640, 393169280]

約数ペア:

[(1, 393169280), (2, 196584640), (4, 98292320), (5, 78633856), (7, 56167040), (8, 49146160), (10, 39316928), (14, 28083520), (16, 24573080), (19, 20693120), (20, 19658464), (28, 14041760), (31, 12682880), (32, 12286540), (35, 11233408), (38, 10346560), (40, 9829232), (56, 7020880), (62, 6341440), (64, 6143270), (70, 5616704), (76, 5173280), (80, 4914616), (95, 4138624), (112, 3510440), (124, 3170720), (128, 3071635), (133, 2956160), (140, 2808352), (149, 2638720), (152, 2586640), (155, 2536576), (160, 2457308), (190, 2069312), (217, 1811840), (224, 1755220), (248, 1585360), (266, 1478080), (280, 1404176), (298, 1319360), (304, 1293320), (310, 1268288), (320, 1228654), (380, 1034656), (434, 905920), (448, 877610), (496, 792680), (532, 739040), (560, 702088), (589, 667520), (596, 659680), (608, 646660), (620, 634144), (640, 614327), (665, 591232), (745, 527744), (760, 517328), (868, 452960), (896, 438805), (992, 396340), (1043, 376960), (1064, 369520), (1085, 362368), (1120, 351044), (1178, 333760), (1192, 329840), (1216, 323330), (1240, 317072), (1330, 295616), (1490, 263872), (1520, 258664), (1736, 226480), (1984, 198170), (2086, 188480), (2128, 184760), (2170, 181184), (2240, 175522), (2356, 166880), (2384, 164920), (2432, 161665), (2480, 158536), (2660, 147808), (2831, 138880), (2945, 133504), (2980, 131936), (3040, 129332), (3472, 113240), (3968, 99085), (4123, 95360), (4172, 94240), (4256, 92380), (4340, 90592), (4480, 87761), (4619, 85120), (4712, 83440), (4768, 82460), (4960, 79268), (5215, 75392), (5320, 73904), (5662, 69440), (5890, 66752), (5960, 65968), (6080, 64666), (6944, 56620), (8246, 47680), (8344, 47120), (8512, 46190), (8680, 45296), (9238, 42560), (9424, 41720), (9536, 41230), (9920, 39634), (10430, 37696), (10640, 36952), (11324, 34720), (11780, 33376), (11920, 32984), (12160, 32333), (13888, 28310), (14155, 27776), (16492, 23840), (16688, 23560), (17024, 23095), (17360, 22648), (18476, 21280), (18848, 20860), (19072, 20615), (19817, 19840)]