201519240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1279}}^1$

素因数の和:1407

約数の個数: 128

約数和(自身を含む): 658022400

約数和(自身を除く): 456503160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 101, 104, 120, 130, 156, 195, 202, 260, 303, 312, 390, 404, 505, 520, 606, 780, 808, 1010, 1212, 1279, 1313, 1515, 1560, 2020, 2424, 2558, 2626, 3030, 3837, 3939, 4040, 5116, 5252, 6060, 6395, 6565, 7674, 7878, 10232, 10504, 12120, 12790, 13130, 15348, 15756, 16627, 19185, 19695, 25580, 26260, 30696, 31512, 33254, 38370, 39390, 49881, 51160, 52520, 66508, 76740, 78780, 83135, 99762, 129179, 133016, 153480, 157560, 166270, 199524, 249405, 258358, 332540, 387537, 399048, 498810, 516716, 645895, 665080, 775074, 997620, 1033432, 1291790, 1550148, 1679327, 1937685, 1995240, 2583580, 3100296, 3358654, 3875370, 5037981, 5167160, 6717308, 7750740, 8396635, 10075962, 13434616, 15501480, 16793270, 20151924, 25189905, 33586540, 40303848, 50379810, 67173080, 100759620, 201519240]

約数ペア:

[(1, 201519240), (2, 100759620), (3, 67173080), (4, 50379810), (5, 40303848), (6, 33586540), (8, 25189905), (10, 20151924), (12, 16793270), (13, 15501480), (15, 13434616), (20, 10075962), (24, 8396635), (26, 7750740), (30, 6717308), (39, 5167160), (40, 5037981), (52, 3875370), (60, 3358654), (65, 3100296), (78, 2583580), (101, 1995240), (104, 1937685), (120, 1679327), (130, 1550148), (156, 1291790), (195, 1033432), (202, 997620), (260, 775074), (303, 665080), (312, 645895), (390, 516716), (404, 498810), (505, 399048), (520, 387537), (606, 332540), (780, 258358), (808, 249405), (1010, 199524), (1212, 166270), (1279, 157560), (1313, 153480), (1515, 133016), (1560, 129179), (2020, 99762), (2424, 83135), (2558, 78780), (2626, 76740), (3030, 66508), (3837, 52520), (3939, 51160), (4040, 49881), (5116, 39390), (5252, 38370), (6060, 33254), (6395, 31512), (6565, 30696), (7674, 26260), (7878, 25580), (10232, 19695), (10504, 19185), (12120, 16627), (12790, 15756), (13130, 15348)]