15427620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:394

約数の個数: 144

約数和(自身を含む): 53202240

約数和(自身を除く): 37774620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 347, 380, 390, 468, 494, 570, 585, 684, 694, 741, 780, 855, 988, 1041, 1140, 1170, 1235, 1388, 1482, 1710, 1735, 2082, 2223, 2340, 2470, 2964, 3123, 3420, 3470, 3705, 4164, 4446, 4511, 4940, 5205, 6246, 6593, 6940, 7410, 8892, 9022, 10410, 11115, 12492, 13186, 13533, 14820, 15615, 18044, 19779, 20820, 22230, 22555, 26372, 27066, 31230, 32965, 39558, 40599, 44460, 45110, 54132, 59337, 62460, 65930, 67665, 79116, 81198, 85709, 90220, 98895, 118674, 131860, 135330, 162396, 171418, 197790, 202995, 237348, 257127, 270660, 296685, 342836, 395580, 405990, 428545, 514254, 593370, 771381, 811980, 857090, 1028508, 1186740, 1285635, 1542762, 1714180, 2571270, 3085524, 3856905, 5142540, 7713810, 15427620]

約数ペア:

[(1, 15427620), (2, 7713810), (3, 5142540), (4, 3856905), (5, 3085524), (6, 2571270), (9, 1714180), (10, 1542762), (12, 1285635), (13, 1186740), (15, 1028508), (18, 857090), (19, 811980), (20, 771381), (26, 593370), (30, 514254), (36, 428545), (38, 405990), (39, 395580), (45, 342836), (52, 296685), (57, 270660), (60, 257127), (65, 237348), (76, 202995), (78, 197790), (90, 171418), (95, 162396), (114, 135330), (117, 131860), (130, 118674), (156, 98895), (171, 90220), (180, 85709), (190, 81198), (195, 79116), (228, 67665), (234, 65930), (247, 62460), (260, 59337), (285, 54132), (342, 45110), (347, 44460), (380, 40599), (390, 39558), (468, 32965), (494, 31230), (570, 27066), (585, 26372), (684, 22555), (694, 22230), (741, 20820), (780, 19779), (855, 18044), (988, 15615), (1041, 14820), (1140, 13533), (1170, 13186), (1235, 12492), (1388, 11115), (1482, 10410), (1710, 9022), (1735, 8892), (2082, 7410), (2223, 6940), (2340, 6593), (2470, 6246), (2964, 5205), (3123, 4940), (3420, 4511), (3470, 4446), (3705, 4164)]