228328240

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:244

約数の個数: 160

約数和(自身を含む): 634780800

約数和(自身を除く): 406452560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 53, 56, 70, 80, 98, 106, 112, 140, 157, 196, 212, 245, 265, 280, 314, 343, 371, 392, 424, 490, 530, 560, 628, 686, 742, 784, 785, 848, 980, 1060, 1099, 1256, 1372, 1484, 1570, 1715, 1855, 1960, 2120, 2198, 2512, 2597, 2744, 2968, 3140, 3430, 3710, 3920, 4240, 4396, 5194, 5488, 5495, 5936, 6280, 6860, 7420, 7693, 8321, 8792, 10388, 10990, 12560, 12985, 13720, 14840, 15386, 16642, 17584, 18179, 20776, 21980, 25970, 27440, 29680, 30772, 33284, 36358, 38465, 41552, 41605, 43960, 51940, 53851, 58247, 61544, 66568, 72716, 76930, 83210, 87920, 90895, 103880, 107702, 116494, 123088, 133136, 145432, 153860, 166420, 181790, 207760, 215404, 232988, 269255, 290864, 291235, 307720, 332840, 363580, 407729, 430808, 465976, 538510, 582470, 615440, 665680, 727160, 815458, 861616, 931952, 1077020, 1164940, 1454320, 1630916, 2038645, 2154040, 2329880, 2854103, 3261832, 4077290, 4308080, 4659760, 5708206, 6523664, 8154580, 11416412, 14270515, 16309160, 22832824, 28541030, 32618320, 45665648, 57082060, 114164120, 228328240]

約数ペア:

[(1, 228328240), (2, 114164120), (4, 57082060), (5, 45665648), (7, 32618320), (8, 28541030), (10, 22832824), (14, 16309160), (16, 14270515), (20, 11416412), (28, 8154580), (35, 6523664), (40, 5708206), (49, 4659760), (53, 4308080), (56, 4077290), (70, 3261832), (80, 2854103), (98, 2329880), (106, 2154040), (112, 2038645), (140, 1630916), (157, 1454320), (196, 1164940), (212, 1077020), (245, 931952), (265, 861616), (280, 815458), (314, 727160), (343, 665680), (371, 615440), (392, 582470), (424, 538510), (490, 465976), (530, 430808), (560, 407729), (628, 363580), (686, 332840), (742, 307720), (784, 291235), (785, 290864), (848, 269255), (980, 232988), (1060, 215404), (1099, 207760), (1256, 181790), (1372, 166420), (1484, 153860), (1570, 145432), (1715, 133136), (1855, 123088), (1960, 116494), (2120, 107702), (2198, 103880), (2512, 90895), (2597, 87920), (2744, 83210), (2968, 76930), (3140, 72716), (3430, 66568), (3710, 61544), (3920, 58247), (4240, 53851), (4396, 51940), (5194, 43960), (5488, 41605), (5495, 41552), (5936, 38465), (6280, 36358), (6860, 33284), (7420, 30772), (7693, 29680), (8321, 27440), (8792, 25970), (10388, 21980), (10990, 20776), (12560, 18179), (12985, 17584), (13720, 16642), (14840, 15386)]