163427940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:570

約数の個数: 144

約数和(自身を含む): 538015296

約数和(自身を除く): 374587356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 211, 234, 260, 331, 390, 422, 468, 585, 633, 662, 780, 844, 993, 1055, 1170, 1266, 1324, 1655, 1899, 1986, 2110, 2340, 2532, 2743, 2979, 3165, 3310, 3798, 3972, 4220, 4303, 4965, 5486, 5958, 6330, 6620, 7596, 8229, 8606, 9495, 9930, 10972, 11916, 12660, 12909, 13715, 14895, 16458, 17212, 18990, 19860, 21515, 24687, 25818, 27430, 29790, 32916, 37980, 38727, 41145, 43030, 49374, 51636, 54860, 59580, 64545, 69841, 77454, 82290, 86060, 98748, 123435, 129090, 139682, 154908, 164580, 193635, 209523, 246870, 258180, 279364, 349205, 387270, 419046, 493740, 628569, 698410, 774540, 838092, 907933, 1047615, 1257138, 1396820, 1815866, 2095230, 2514276, 2723799, 3142845, 3631732, 4190460, 4539665, 5447598, 6285690, 8171397, 9079330, 10895196, 12571380, 13618995, 16342794, 18158660, 27237990, 32685588, 40856985, 54475980, 81713970, 163427940]

約数ペア:

[(1, 163427940), (2, 81713970), (3, 54475980), (4, 40856985), (5, 32685588), (6, 27237990), (9, 18158660), (10, 16342794), (12, 13618995), (13, 12571380), (15, 10895196), (18, 9079330), (20, 8171397), (26, 6285690), (30, 5447598), (36, 4539665), (39, 4190460), (45, 3631732), (52, 3142845), (60, 2723799), (65, 2514276), (78, 2095230), (90, 1815866), (117, 1396820), (130, 1257138), (156, 1047615), (180, 907933), (195, 838092), (211, 774540), (234, 698410), (260, 628569), (331, 493740), (390, 419046), (422, 387270), (468, 349205), (585, 279364), (633, 258180), (662, 246870), (780, 209523), (844, 193635), (993, 164580), (1055, 154908), (1170, 139682), (1266, 129090), (1324, 123435), (1655, 98748), (1899, 86060), (1986, 82290), (2110, 77454), (2340, 69841), (2532, 64545), (2743, 59580), (2979, 54860), (3165, 51636), (3310, 49374), (3798, 43030), (3972, 41145), (4220, 38727), (4303, 37980), (4965, 32916), (5486, 29790), (5958, 27430), (6330, 25818), (6620, 24687), (7596, 21515), (8229, 19860), (8606, 18990), (9495, 17212), (9930, 16458), (10972, 14895), (11916, 13715), (12660, 12909)]