319678320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102461}}^1$

素因数の和:102490

約数の個数: 80

約数和(自身を含む): 1067244192

約数和(自身を除く): 747565872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 102461, 204922, 307383, 409844, 512305, 614766, 819688, 1024610, 1229532, 1331993, 1536915, 1639376, 2049220, 2459064, 2663986, 3073830, 3995979, 4098440, 4918128, 5327972, 6147660, 6659965, 7991958, 8196880, 10655944, 12295320, 13319930, 15983916, 19979895, 21311888, 24590640, 26639860, 31967832, 39959790, 53279720, 63935664, 79919580, 106559440, 159839160, 319678320]

約数ペア:

[(1, 319678320), (2, 159839160), (3, 106559440), (4, 79919580), (5, 63935664), (6, 53279720), (8, 39959790), (10, 31967832), (12, 26639860), (13, 24590640), (15, 21311888), (16, 19979895), (20, 15983916), (24, 13319930), (26, 12295320), (30, 10655944), (39, 8196880), (40, 7991958), (48, 6659965), (52, 6147660), (60, 5327972), (65, 4918128), (78, 4098440), (80, 3995979), (104, 3073830), (120, 2663986), (130, 2459064), (156, 2049220), (195, 1639376), (208, 1536915), (240, 1331993), (260, 1229532), (312, 1024610), (390, 819688), (520, 614766), (624, 512305), (780, 409844), (1040, 307383), (1560, 204922), (3120, 102461)]