68401320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:459

約数の個数: 128

約数和(自身を含む): 223171200

約数和(自身を除く): 154769880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 163, 195, 260, 269, 312, 326, 390, 489, 520, 538, 652, 780, 807, 815, 978, 1076, 1304, 1345, 1560, 1614, 1630, 1956, 2119, 2152, 2445, 2690, 3228, 3260, 3497, 3912, 4035, 4238, 4890, 5380, 6357, 6456, 6520, 6994, 8070, 8476, 9780, 10491, 10595, 10760, 12714, 13988, 16140, 16952, 17485, 19560, 20982, 21190, 25428, 27976, 31785, 32280, 34970, 41964, 42380, 43847, 50856, 52455, 63570, 69940, 83928, 84760, 87694, 104910, 127140, 131541, 139880, 175388, 209820, 219235, 254280, 263082, 350776, 419640, 438470, 526164, 570011, 657705, 876940, 1052328, 1140022, 1315410, 1710033, 1753880, 2280044, 2630820, 2850055, 3420066, 4560088, 5261640, 5700110, 6840132, 8550165, 11400220, 13680264, 17100330, 22800440, 34200660, 68401320]

約数ペア:

[(1, 68401320), (2, 34200660), (3, 22800440), (4, 17100330), (5, 13680264), (6, 11400220), (8, 8550165), (10, 6840132), (12, 5700110), (13, 5261640), (15, 4560088), (20, 3420066), (24, 2850055), (26, 2630820), (30, 2280044), (39, 1753880), (40, 1710033), (52, 1315410), (60, 1140022), (65, 1052328), (78, 876940), (104, 657705), (120, 570011), (130, 526164), (156, 438470), (163, 419640), (195, 350776), (260, 263082), (269, 254280), (312, 219235), (326, 209820), (390, 175388), (489, 139880), (520, 131541), (538, 127140), (652, 104910), (780, 87694), (807, 84760), (815, 83928), (978, 69940), (1076, 63570), (1304, 52455), (1345, 50856), (1560, 43847), (1614, 42380), (1630, 41964), (1956, 34970), (2119, 32280), (2152, 31785), (2445, 27976), (2690, 25428), (3228, 21190), (3260, 20982), (3497, 19560), (3912, 17485), (4035, 16952), (4238, 16140), (4890, 13988), (5380, 12714), (6357, 10760), (6456, 10595), (6520, 10491), (6994, 9780), (8070, 8476)]