307536740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 794271744

約数和(自身を除く): 486735004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 53, 62, 70, 98, 106, 124, 140, 155, 191, 196, 212, 217, 245, 265, 310, 371, 382, 434, 490, 530, 620, 742, 764, 868, 955, 980, 1060, 1085, 1337, 1484, 1519, 1643, 1855, 1910, 2170, 2597, 2674, 3038, 3286, 3710, 3820, 4340, 5194, 5348, 5921, 6076, 6572, 6685, 7420, 7595, 8215, 9359, 10123, 10388, 11501, 11842, 12985, 13370, 15190, 16430, 18718, 20246, 23002, 23684, 25970, 26740, 29605, 30380, 32860, 37436, 40492, 41447, 46004, 46795, 50615, 51940, 57505, 59210, 70861, 80507, 82894, 93590, 101230, 115010, 118420, 141722, 161014, 165788, 187180, 202460, 207235, 230020, 283444, 290129, 313813, 322028, 354305, 402535, 414470, 496027, 580258, 627626, 708610, 805070, 828940, 992054, 1160516, 1255252, 1417220, 1450645, 1569065, 1610140, 1984108, 2196691, 2480135, 2901290, 3138130, 4393382, 4960270, 5802580, 6276260, 8786764, 9920540, 10983455, 15376837, 21966910, 30753674, 43933820, 61507348, 76884185, 153768370, 307536740]

約数ペア:

[(1, 307536740), (2, 153768370), (4, 76884185), (5, 61507348), (7, 43933820), (10, 30753674), (14, 21966910), (20, 15376837), (28, 10983455), (31, 9920540), (35, 8786764), (49, 6276260), (53, 5802580), (62, 4960270), (70, 4393382), (98, 3138130), (106, 2901290), (124, 2480135), (140, 2196691), (155, 1984108), (191, 1610140), (196, 1569065), (212, 1450645), (217, 1417220), (245, 1255252), (265, 1160516), (310, 992054), (371, 828940), (382, 805070), (434, 708610), (490, 627626), (530, 580258), (620, 496027), (742, 414470), (764, 402535), (868, 354305), (955, 322028), (980, 313813), (1060, 290129), (1085, 283444), (1337, 230020), (1484, 207235), (1519, 202460), (1643, 187180), (1855, 165788), (1910, 161014), (2170, 141722), (2597, 118420), (2674, 115010), (3038, 101230), (3286, 93590), (3710, 82894), (3820, 80507), (4340, 70861), (5194, 59210), (5348, 57505), (5921, 51940), (6076, 50615), (6572, 46795), (6685, 46004), (7420, 41447), (7595, 40492), (8215, 37436), (9359, 32860), (10123, 30380), (10388, 29605), (11501, 26740), (11842, 25970), (12985, 23684), (13370, 23002), (15190, 20246), (16430, 18718)]