327201280

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:111

約数の個数: 240

約数和(自身を含む): 975205440

約数和(自身を除く): 648004160

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, 152, 155, 160, 190, 217, 224, 248, 256, 266, 280, 304, 310, 320, 380, 434, 448, 496, 512, 532, 560, 589, 608, 620, 640, 665, 760, 868, 896, 961, 992, 1064, 1085, 1120, 1178, 1216, 1240, 1280, 1330, 1520, 1736, 1792, 1922, 1984, 2128, 2170, 2240, 2356, 2432, 2480, 2560, 2660, 2945, 3040, 3472, 3584, 3844, 3968, 4123, 4256, 4340, 4480, 4712, 4805, 4864, 4960, 5320, 5890, 6080, 6727, 6944, 7688, 7936, 8246, 8512, 8680, 8960, 9424, 9610, 9728, 9920, 10640, 11780, 12160, 13454, 13888, 15376, 15872, 16492, 17024, 17360, 17920, 18259, 18848, 19220, 19840, 20615, 21280, 23560, 24320, 26908, 27776, 30752, 32984, 33635, 34048, 34720, 36518, 37696, 38440, 39680, 41230, 42560, 47120, 48640, 53816, 55552, 61504, 65968, 67270, 68096, 69440, 73036, 75392, 76880, 79360, 82460, 85120, 91295, 94240, 107632, 111104, 123008, 127813, 131936, 134540, 138880, 146072, 150784, 153760, 164920, 170240, 182590, 188480, 215264, 246016, 255626, 263872, 269080, 277760, 292144, 301568, 307520, 329840, 340480, 365180, 376960, 430528, 492032, 511252, 527744, 538160, 555520, 584288, 615040, 639065, 659680, 730360, 753920, 861056, 1022504, 1055488, 1076320, 1168576, 1230080, 1278130, 1319360, 1460720, 1507840, 1722112, 2045008, 2110976, 2152640, 2337152, 2460160, 2556260, 2638720, 2921440, 3444224, 4090016, 4305280, 4674304, 5112520, 5277440, 5842880, 8180032, 8610560, 9348608, 10225040, 10554880, 11685760, 16360064, 17221120, 20450080, 23371520, 32720128, 40900160, 46743040, 65440256, 81800320, 163600640, 327201280]

約数ペア:

[(1, 327201280), (2, 163600640), (4, 81800320), (5, 65440256), (7, 46743040), (8, 40900160), (10, 32720128), (14, 23371520), (16, 20450080), (19, 17221120), (20, 16360064), (28, 11685760), (31, 10554880), (32, 10225040), (35, 9348608), (38, 8610560), (40, 8180032), (56, 5842880), (62, 5277440), (64, 5112520), (70, 4674304), (76, 4305280), (80, 4090016), (95, 3444224), (112, 2921440), (124, 2638720), (128, 2556260), (133, 2460160), (140, 2337152), (152, 2152640), (155, 2110976), (160, 2045008), (190, 1722112), (217, 1507840), (224, 1460720), (248, 1319360), (256, 1278130), (266, 1230080), (280, 1168576), (304, 1076320), (310, 1055488), (320, 1022504), (380, 861056), (434, 753920), (448, 730360), (496, 659680), (512, 639065), (532, 615040), (560, 584288), (589, 555520), (608, 538160), (620, 527744), (640, 511252), (665, 492032), (760, 430528), (868, 376960), (896, 365180), (961, 340480), (992, 329840), (1064, 307520), (1085, 301568), (1120, 292144), (1178, 277760), (1216, 269080), (1240, 263872), (1280, 255626), (1330, 246016), (1520, 215264), (1736, 188480), (1792, 182590), (1922, 170240), (1984, 164920), (2128, 153760), (2170, 150784), (2240, 146072), (2356, 138880), (2432, 134540), (2480, 131936), (2560, 127813), (2660, 123008), (2945, 111104), (3040, 107632), (3472, 94240), (3584, 91295), (3844, 85120), (3968, 82460), (4123, 79360), (4256, 76880), (4340, 75392), (4480, 73036), (4712, 69440), (4805, 68096), (4864, 67270), (4960, 65968), (5320, 61504), (5890, 55552), (6080, 53816), (6727, 48640), (6944, 47120), (7688, 42560), (7936, 41230), (8246, 39680), (8512, 38440), (8680, 37696), (8960, 36518), (9424, 34720), (9610, 34048), (9728, 33635), (9920, 32984), (10640, 30752), (11780, 27776), (12160, 26908), (13454, 24320), (13888, 23560), (15376, 21280), (15872, 20615), (16492, 19840), (17024, 19220), (17360, 18848), (17920, 18259)]