243516420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1231}}^1$

素因数の和:1410

約数の個数: 144

約数和(自身を含む): 850257408

約数和(自身を除く): 606740988

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, 1231, 1260, 1413, 1570, 1884, 2198, 2355, 2462, 2826, 3140, 3297, 3693, 4396, 4710, 4924, 5495, 5652, 6155, 6594, 7065, 7386, 8617, 9420, 9891, 10990, 11079, 12310, 13188, 14130, 14772, 16485, 17234, 18465, 19782, 21980, 22158, 24620, 25851, 28260, 32970, 34468, 36930, 39564, 43085, 44316, 49455, 51702, 55395, 65940, 73860, 77553, 86170, 98910, 103404, 110790, 129255, 155106, 172340, 193267, 197820, 221580, 258510, 310212, 386534, 387765, 517020, 579801, 773068, 775530, 966335, 1159602, 1352869, 1551060, 1739403, 1932670, 2319204, 2705738, 2899005, 3478806, 3865340, 4058607, 5411476, 5798010, 6764345, 6957612, 8117214, 8697015, 11596020, 12175821, 13528690, 16234428, 17394030, 20293035, 24351642, 27057380, 34788060, 40586070, 48703284, 60879105, 81172140, 121758210, 243516420]

約数ペア:

[(1, 243516420), (2, 121758210), (3, 81172140), (4, 60879105), (5, 48703284), (6, 40586070), (7, 34788060), (9, 27057380), (10, 24351642), (12, 20293035), (14, 17394030), (15, 16234428), (18, 13528690), (20, 12175821), (21, 11596020), (28, 8697015), (30, 8117214), (35, 6957612), (36, 6764345), (42, 5798010), (45, 5411476), (60, 4058607), (63, 3865340), (70, 3478806), (84, 2899005), (90, 2705738), (105, 2319204), (126, 1932670), (140, 1739403), (157, 1551060), (180, 1352869), (210, 1159602), (252, 966335), (314, 775530), (315, 773068), (420, 579801), (471, 517020), (628, 387765), (630, 386534), (785, 310212), (942, 258510), (1099, 221580), (1231, 197820), (1260, 193267), (1413, 172340), (1570, 155106), (1884, 129255), (2198, 110790), (2355, 103404), (2462, 98910), (2826, 86170), (3140, 77553), (3297, 73860), (3693, 65940), (4396, 55395), (4710, 51702), (4924, 49455), (5495, 44316), (5652, 43085), (6155, 39564), (6594, 36930), (7065, 34468), (7386, 32970), (8617, 28260), (9420, 25851), (9891, 24620), (10990, 22158), (11079, 21980), (12310, 19782), (13188, 18465), (14130, 17234), (14772, 16485)]