229479880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:303

約数の個数: 128

約数和(自身を含む): 609523200

約数和(自身を除く): 380043320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 103, 109, 140, 146, 206, 218, 280, 292, 365, 412, 436, 511, 515, 545, 584, 721, 730, 763, 824, 872, 1022, 1030, 1090, 1442, 1460, 1526, 2044, 2060, 2180, 2555, 2884, 2920, 3052, 3605, 3815, 4088, 4120, 4360, 5110, 5768, 6104, 7210, 7519, 7630, 7957, 10220, 11227, 14420, 15038, 15260, 15914, 20440, 22454, 28840, 30076, 30520, 31828, 37595, 39785, 44908, 52633, 55699, 56135, 60152, 63656, 75190, 78589, 79570, 89816, 105266, 111398, 112270, 150380, 157178, 159140, 210532, 222796, 224540, 263165, 278495, 300760, 314356, 318280, 392945, 421064, 445592, 449080, 526330, 556990, 628712, 785890, 819571, 1052660, 1113980, 1571780, 1639142, 2105320, 2227960, 3143560, 3278284, 4097855, 5736997, 6556568, 8195710, 11473994, 16391420, 22947988, 28684985, 32782840, 45895976, 57369970, 114739940, 229479880]

約数ペア:

[(1, 229479880), (2, 114739940), (4, 57369970), (5, 45895976), (7, 32782840), (8, 28684985), (10, 22947988), (14, 16391420), (20, 11473994), (28, 8195710), (35, 6556568), (40, 5736997), (56, 4097855), (70, 3278284), (73, 3143560), (103, 2227960), (109, 2105320), (140, 1639142), (146, 1571780), (206, 1113980), (218, 1052660), (280, 819571), (292, 785890), (365, 628712), (412, 556990), (436, 526330), (511, 449080), (515, 445592), (545, 421064), (584, 392945), (721, 318280), (730, 314356), (763, 300760), (824, 278495), (872, 263165), (1022, 224540), (1030, 222796), (1090, 210532), (1442, 159140), (1460, 157178), (1526, 150380), (2044, 112270), (2060, 111398), (2180, 105266), (2555, 89816), (2884, 79570), (2920, 78589), (3052, 75190), (3605, 63656), (3815, 60152), (4088, 56135), (4120, 55699), (4360, 52633), (5110, 44908), (5768, 39785), (6104, 37595), (7210, 31828), (7519, 30520), (7630, 30076), (7957, 28840), (10220, 22454), (11227, 20440), (14420, 15914), (15038, 15260)]