210745860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{997}}^1$

素因数の和:1293

約数の個数: 96

約数和(自身を含む): 638464512

約数和(自身を除く): 427718652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 271, 390, 542, 780, 813, 997, 1084, 1355, 1626, 1994, 2710, 2991, 3252, 3523, 3988, 4065, 4985, 5420, 5982, 7046, 8130, 9970, 10569, 11964, 12961, 14092, 14955, 16260, 17615, 19940, 21138, 25922, 29910, 35230, 38883, 42276, 51844, 52845, 59820, 64805, 70460, 77766, 105690, 129610, 155532, 194415, 211380, 259220, 270187, 388830, 540374, 777660, 810561, 1080748, 1350935, 1621122, 2701870, 3242244, 3512431, 4052805, 5403740, 7024862, 8105610, 10537293, 14049724, 16211220, 17562155, 21074586, 35124310, 42149172, 52686465, 70248620, 105372930, 210745860]

約数ペア:

[(1, 210745860), (2, 105372930), (3, 70248620), (4, 52686465), (5, 42149172), (6, 35124310), (10, 21074586), (12, 17562155), (13, 16211220), (15, 14049724), (20, 10537293), (26, 8105610), (30, 7024862), (39, 5403740), (52, 4052805), (60, 3512431), (65, 3242244), (78, 2701870), (130, 1621122), (156, 1350935), (195, 1080748), (260, 810561), (271, 777660), (390, 540374), (542, 388830), (780, 270187), (813, 259220), (997, 211380), (1084, 194415), (1355, 155532), (1626, 129610), (1994, 105690), (2710, 77766), (2991, 70460), (3252, 64805), (3523, 59820), (3988, 52845), (4065, 51844), (4985, 42276), (5420, 38883), (5982, 35230), (7046, 29910), (8130, 25922), (9970, 21138), (10569, 19940), (11964, 17615), (12961, 16260), (14092, 14955)]