18034380

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1$

素因数の和:405

約数の個数: 192

約数和(自身を含む): 69242880

約数和(自身を除く): 51208500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 351, 364, 367, 378, 390, 420, 455, 468, 540, 546, 585, 630, 702, 734, 756, 780, 819, 910, 945, 1092, 1101, 1170, 1260, 1365, 1404, 1468, 1638, 1755, 1820, 1835, 1890, 2202, 2340, 2457, 2569, 2730, 3276, 3303, 3510, 3670, 3780, 4095, 4404, 4771, 4914, 5138, 5460, 5505, 6606, 7020, 7340, 7707, 8190, 9542, 9828, 9909, 10276, 11010, 12285, 12845, 13212, 14313, 15414, 16380, 16515, 19084, 19818, 22020, 23121, 23855, 24570, 25690, 28626, 30828, 33030, 33397, 38535, 39636, 42939, 46242, 47710, 49140, 49545, 51380, 57252, 66060, 66794, 69363, 71565, 77070, 85878, 92484, 95420, 99090, 100191, 115605, 128817, 133588, 138726, 143130, 154140, 166985, 171756, 198180, 200382, 214695, 231210, 257634, 277452, 286260, 300573, 333970, 346815, 400764, 429390, 462420, 500955, 515268, 601146, 644085, 667940, 693630, 858780, 901719, 1001910, 1202292, 1288170, 1387260, 1502865, 1803438, 2003820, 2576340, 3005730, 3606876, 4508595, 6011460, 9017190, 18034380]

約数ペア:

[(1, 18034380), (2, 9017190), (3, 6011460), (4, 4508595), (5, 3606876), (6, 3005730), (7, 2576340), (9, 2003820), (10, 1803438), (12, 1502865), (13, 1387260), (14, 1288170), (15, 1202292), (18, 1001910), (20, 901719), (21, 858780), (26, 693630), (27, 667940), (28, 644085), (30, 601146), (35, 515268), (36, 500955), (39, 462420), (42, 429390), (45, 400764), (52, 346815), (54, 333970), (60, 300573), (63, 286260), (65, 277452), (70, 257634), (78, 231210), (84, 214695), (90, 200382), (91, 198180), (105, 171756), (108, 166985), (117, 154140), (126, 143130), (130, 138726), (135, 133588), (140, 128817), (156, 115605), (180, 100191), (182, 99090), (189, 95420), (195, 92484), (210, 85878), (234, 77070), (252, 71565), (260, 69363), (270, 66794), (273, 66060), (315, 57252), (351, 51380), (364, 49545), (367, 49140), (378, 47710), (390, 46242), (420, 42939), (455, 39636), (468, 38535), (540, 33397), (546, 33030), (585, 30828), (630, 28626), (702, 25690), (734, 24570), (756, 23855), (780, 23121), (819, 22020), (910, 19818), (945, 19084), (1092, 16515), (1101, 16380), (1170, 15414), (1260, 14313), (1365, 13212), (1404, 12845), (1468, 12285), (1638, 11010), (1755, 10276), (1820, 9909), (1835, 9828), (1890, 9542), (2202, 8190), (2340, 7707), (2457, 7340), (2569, 7020), (2730, 6606), (3276, 5505), (3303, 5460), (3510, 5138), (3670, 4914), (3780, 4771), (4095, 4404)]