219382380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1109}}^1$

素因数の和:1288

約数の個数: 144

約数和(自身を含む): 766059840

約数和(自身を除く): 546677460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 157, 180, 210, 252, 314, 315, 420, 471, 628, 630, 785, 942, 1099, 1109, 1260, 1413, 1570, 1884, 2198, 2218, 2355, 2826, 3140, 3297, 3327, 4396, 4436, 4710, 5495, 5545, 5652, 6594, 6654, 7065, 7763, 9420, 9891, 9981, 10990, 11090, 13188, 13308, 14130, 15526, 16485, 16635, 19782, 19962, 21980, 22180, 23289, 28260, 31052, 32970, 33270, 38815, 39564, 39924, 46578, 49455, 49905, 65940, 66540, 69867, 77630, 93156, 98910, 99810, 116445, 139734, 155260, 174113, 197820, 199620, 232890, 279468, 348226, 349335, 465780, 522339, 696452, 698670, 870565, 1044678, 1218791, 1397340, 1567017, 1741130, 2089356, 2437582, 2611695, 3134034, 3482260, 3656373, 4875164, 5223390, 6093955, 6268068, 7312746, 7835085, 10446780, 10969119, 12187910, 14625492, 15670170, 18281865, 21938238, 24375820, 31340340, 36563730, 43876476, 54845595, 73127460, 109691190, 219382380]

約数ペア:

[(1, 219382380), (2, 109691190), (3, 73127460), (4, 54845595), (5, 43876476), (6, 36563730), (7, 31340340), (9, 24375820), (10, 21938238), (12, 18281865), (14, 15670170), (15, 14625492), (18, 12187910), (20, 10969119), (21, 10446780), (28, 7835085), (30, 7312746), (35, 6268068), (36, 6093955), (42, 5223390), (45, 4875164), (60, 3656373), (63, 3482260), (70, 3134034), (84, 2611695), (90, 2437582), (105, 2089356), (126, 1741130), (140, 1567017), (157, 1397340), (180, 1218791), (210, 1044678), (252, 870565), (314, 698670), (315, 696452), (420, 522339), (471, 465780), (628, 349335), (630, 348226), (785, 279468), (942, 232890), (1099, 199620), (1109, 197820), (1260, 174113), (1413, 155260), (1570, 139734), (1884, 116445), (2198, 99810), (2218, 98910), (2355, 93156), (2826, 77630), (3140, 69867), (3297, 66540), (3327, 65940), (4396, 49905), (4436, 49455), (4710, 46578), (5495, 39924), (5545, 39564), (5652, 38815), (6594, 33270), (6654, 32970), (7065, 31052), (7763, 28260), (9420, 23289), (9891, 22180), (9981, 21980), (10990, 19962), (11090, 19782), (13188, 16635), (13308, 16485), (14130, 15526)]