201027820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{419}}^1$

素因数の和:607

約数の個数: 96

約数和(自身を含む): 508032000

約数和(自身を除く): 307004180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 149, 161, 230, 298, 322, 419, 460, 596, 644, 745, 805, 838, 1043, 1490, 1610, 1676, 2086, 2095, 2933, 2980, 3220, 3427, 4172, 4190, 5215, 5866, 6854, 8380, 9637, 10430, 11732, 13708, 14665, 17135, 19274, 20860, 23989, 29330, 34270, 38548, 47978, 48185, 58660, 62431, 67459, 68540, 95956, 96370, 119945, 124862, 134918, 192740, 239890, 249724, 269836, 312155, 337295, 437017, 479780, 624310, 674590, 874034, 1248620, 1349180, 1435913, 1748068, 2185085, 2871826, 4370170, 5743652, 7179565, 8740340, 10051391, 14359130, 20102782, 28718260, 40205564, 50256955, 100513910, 201027820]

約数ペア:

[(1, 201027820), (2, 100513910), (4, 50256955), (5, 40205564), (7, 28718260), (10, 20102782), (14, 14359130), (20, 10051391), (23, 8740340), (28, 7179565), (35, 5743652), (46, 4370170), (70, 2871826), (92, 2185085), (115, 1748068), (140, 1435913), (149, 1349180), (161, 1248620), (230, 874034), (298, 674590), (322, 624310), (419, 479780), (460, 437017), (596, 337295), (644, 312155), (745, 269836), (805, 249724), (838, 239890), (1043, 192740), (1490, 134918), (1610, 124862), (1676, 119945), (2086, 96370), (2095, 95956), (2933, 68540), (2980, 67459), (3220, 62431), (3427, 58660), (4172, 48185), (4190, 47978), (5215, 38548), (5866, 34270), (6854, 29330), (8380, 23989), (9637, 20860), (10430, 19274), (11732, 17135), (13708, 14665)]