220031280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:468

約数の個数: 240

約数和(自身を含む): 853070400

約数和(自身を除く): 633039120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 149, 168, 180, 210, 240, 252, 280, 293, 298, 315, 336, 360, 420, 447, 504, 560, 586, 596, 630, 720, 745, 840, 879, 894, 1008, 1043, 1172, 1192, 1260, 1341, 1465, 1490, 1680, 1758, 1788, 2051, 2086, 2235, 2344, 2384, 2520, 2637, 2682, 2930, 2980, 3129, 3516, 3576, 4102, 4172, 4395, 4470, 4688, 5040, 5215, 5274, 5364, 5860, 5960, 6153, 6258, 6705, 7032, 7152, 8204, 8344, 8790, 8940, 9387, 10255, 10430, 10548, 10728, 11720, 11920, 12306, 12516, 13185, 13410, 14064, 15645, 16408, 16688, 17580, 17880, 18459, 18774, 20510, 20860, 21096, 21456, 23440, 24612, 25032, 26370, 26820, 30765, 31290, 32816, 35160, 35760, 36918, 37548, 41020, 41720, 42192, 43657, 46935, 49224, 50064, 52740, 53640, 61530, 62580, 70320, 73836, 75096, 82040, 83440, 87314, 92295, 93870, 98448, 105480, 107280, 123060, 125160, 130971, 147672, 150192, 164080, 174628, 184590, 187740, 210960, 218285, 246120, 250320, 261942, 295344, 305599, 349256, 369180, 375480, 392913, 436570, 492240, 523884, 611198, 654855, 698512, 738360, 750960, 785826, 873140, 916797, 1047768, 1222396, 1309710, 1476720, 1527995, 1571652, 1746280, 1833594, 1964565, 2095536, 2444792, 2619420, 2750391, 3055990, 3143304, 3492560, 3667188, 3929130, 4583985, 4889584, 5238840, 5500782, 6111980, 6286608, 7334376, 7858260, 9167970, 10477680, 11001564, 12223960, 13751955, 14668752, 15716520, 18335940, 22003128, 24447920, 27503910, 31433040, 36671880, 44006256, 55007820, 73343760, 110015640, 220031280]

約数ペア:

[(1, 220031280), (2, 110015640), (3, 73343760), (4, 55007820), (5, 44006256), (6, 36671880), (7, 31433040), (8, 27503910), (9, 24447920), (10, 22003128), (12, 18335940), (14, 15716520), (15, 14668752), (16, 13751955), (18, 12223960), (20, 11001564), (21, 10477680), (24, 9167970), (28, 7858260), (30, 7334376), (35, 6286608), (36, 6111980), (40, 5500782), (42, 5238840), (45, 4889584), (48, 4583985), (56, 3929130), (60, 3667188), (63, 3492560), (70, 3143304), (72, 3055990), (80, 2750391), (84, 2619420), (90, 2444792), (105, 2095536), (112, 1964565), (120, 1833594), (126, 1746280), (140, 1571652), (144, 1527995), (149, 1476720), (168, 1309710), (180, 1222396), (210, 1047768), (240, 916797), (252, 873140), (280, 785826), (293, 750960), (298, 738360), (315, 698512), (336, 654855), (360, 611198), (420, 523884), (447, 492240), (504, 436570), (560, 392913), (586, 375480), (596, 369180), (630, 349256), (720, 305599), (745, 295344), (840, 261942), (879, 250320), (894, 246120), (1008, 218285), (1043, 210960), (1172, 187740), (1192, 184590), (1260, 174628), (1341, 164080), (1465, 150192), (1490, 147672), (1680, 130971), (1758, 125160), (1788, 123060), (2051, 107280), (2086, 105480), (2235, 98448), (2344, 93870), (2384, 92295), (2520, 87314), (2637, 83440), (2682, 82040), (2930, 75096), (2980, 73836), (3129, 70320), (3516, 62580), (3576, 61530), (4102, 53640), (4172, 52740), (4395, 50064), (4470, 49224), (4688, 46935), (5040, 43657), (5215, 42192), (5274, 41720), (5364, 41020), (5860, 37548), (5960, 36918), (6153, 35760), (6258, 35160), (6705, 32816), (7032, 31290), (7152, 30765), (8204, 26820), (8344, 26370), (8790, 25032), (8940, 24612), (9387, 23440), (10255, 21456), (10430, 21096), (10548, 20860), (10728, 20510), (11720, 18774), (11920, 18459), (12306, 17880), (12516, 17580), (13185, 16688), (13410, 16408), (14064, 15645)]