315006720

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{11719}}^1$

素因数の和:11750

約数の個数: 144

約数和(自身を含む): 1149872640

約数和(自身を除く): 834865920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 11719, 13440, 23438, 26880, 35157, 46876, 58595, 70314, 82033, 93752, 117190, 140628, 164066, 175785, 187504, 234380, 246099, 281256, 328132, 351570, 375008, 410165, 468760, 492198, 562512, 656264, 703140, 750016, 820330, 937520, 984396, 1125024, 1230495, 1312528, 1406280, 1500032, 1640660, 1875040, 1968792, 2250048, 2460990, 2625056, 2812560, 3000064, 3281320, 3750080, 3937584, 4500096, 4921980, 5250112, 5625120, 6562640, 7500160, 7875168, 9000192, 9843960, 10500224, 11250240, 13125280, 15000320, 15750336, 19687920, 21000448, 22500480, 26250560, 31500672, 39375840, 45000960, 52501120, 63001344, 78751680, 105002240, 157503360, 315006720]

約数ペア:

[(1, 315006720), (2, 157503360), (3, 105002240), (4, 78751680), (5, 63001344), (6, 52501120), (7, 45000960), (8, 39375840), (10, 31500672), (12, 26250560), (14, 22500480), (15, 21000448), (16, 19687920), (20, 15750336), (21, 15000320), (24, 13125280), (28, 11250240), (30, 10500224), (32, 9843960), (35, 9000192), (40, 7875168), (42, 7500160), (48, 6562640), (56, 5625120), (60, 5250112), (64, 4921980), (70, 4500096), (80, 3937584), (84, 3750080), (96, 3281320), (105, 3000064), (112, 2812560), (120, 2625056), (128, 2460990), (140, 2250048), (160, 1968792), (168, 1875040), (192, 1640660), (210, 1500032), (224, 1406280), (240, 1312528), (256, 1230495), (280, 1125024), (320, 984396), (336, 937520), (384, 820330), (420, 750016), (448, 703140), (480, 656264), (560, 562512), (640, 492198), (672, 468760), (768, 410165), (840, 375008), (896, 351570), (960, 328132), (1120, 281256), (1280, 246099), (1344, 234380), (1680, 187504), (1792, 175785), (1920, 164066), (2240, 140628), (2688, 117190), (3360, 93752), (3840, 82033), (4480, 70314), (5376, 58595), (6720, 46876), (8960, 35157), (11719, 26880), (13440, 23438)]