731422720

素因数分解:

$2^{13}\times 5^1\times 7^1\times {\mathrm{2551}}^1$

素因数の和:2589

約数の個数: 112

約数和(自身を含む): 2006851968

約数和(自身を除く): 1275429248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1024, 1120, 1280, 1792, 2048, 2240, 2551, 2560, 3584, 4096, 4480, 5102, 5120, 7168, 8192, 8960, 10204, 10240, 12755, 14336, 17857, 17920, 20408, 20480, 25510, 28672, 35714, 35840, 40816, 40960, 51020, 57344, 71428, 71680, 81632, 89285, 102040, 142856, 143360, 163264, 178570, 204080, 285712, 286720, 326528, 357140, 408160, 571424, 653056, 714280, 816320, 1142848, 1306112, 1428560, 1632640, 2285696, 2612224, 2857120, 3265280, 4571392, 5224448, 5714240, 6530560, 9142784, 10448896, 11428480, 13061120, 18285568, 20897792, 22856960, 26122240, 36571136, 45713920, 52244480, 73142272, 91427840, 104488960, 146284544, 182855680, 365711360, 731422720]

約数ペア:

[(1, 731422720), (2, 365711360), (4, 182855680), (5, 146284544), (7, 104488960), (8, 91427840), (10, 73142272), (14, 52244480), (16, 45713920), (20, 36571136), (28, 26122240), (32, 22856960), (35, 20897792), (40, 18285568), (56, 13061120), (64, 11428480), (70, 10448896), (80, 9142784), (112, 6530560), (128, 5714240), (140, 5224448), (160, 4571392), (224, 3265280), (256, 2857120), (280, 2612224), (320, 2285696), (448, 1632640), (512, 1428560), (560, 1306112), (640, 1142848), (896, 816320), (1024, 714280), (1120, 653056), (1280, 571424), (1792, 408160), (2048, 357140), (2240, 326528), (2551, 286720), (2560, 285712), (3584, 204080), (4096, 178570), (4480, 163264), (5102, 143360), (5120, 142856), (7168, 102040), (8192, 89285), (8960, 81632), (10204, 71680), (10240, 71428), (12755, 57344), (14336, 51020), (17857, 40960), (17920, 40816), (20408, 35840), (20480, 35714), (25510, 28672)]