123842520

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:197

約数の個数: 224

約数和(自身を含む): 434401920

約数和(自身を除く): 310559400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 137, 155, 162, 180, 186, 216, 243, 248, 270, 274, 279, 310, 324, 360, 372, 405, 411, 465, 486, 540, 548, 558, 620, 648, 685, 729, 744, 810, 822, 837, 930, 972, 1080, 1096, 1116, 1215, 1233, 1240, 1370, 1395, 1458, 1620, 1644, 1674, 1860, 1944, 2055, 2232, 2430, 2466, 2511, 2740, 2790, 2916, 3240, 3288, 3348, 3645, 3699, 3720, 4110, 4185, 4247, 4860, 4932, 5022, 5480, 5580, 5832, 6165, 6696, 7290, 7398, 7533, 8220, 8370, 8494, 9720, 9864, 10044, 11097, 11160, 12330, 12555, 12741, 14580, 14796, 15066, 16440, 16740, 16988, 18495, 20088, 21235, 22194, 22599, 24660, 25110, 25482, 29160, 29592, 30132, 33291, 33480, 33976, 36990, 37665, 38223, 42470, 44388, 45198, 49320, 50220, 50964, 55485, 60264, 63705, 66582, 73980, 75330, 76446, 84940, 88776, 90396, 99873, 100440, 101928, 110970, 112995, 114669, 127410, 133164, 147960, 150660, 152892, 166455, 169880, 180792, 191115, 199746, 221940, 225990, 229338, 254820, 266328, 301320, 305784, 332910, 344007, 382230, 399492, 443880, 451980, 458676, 499365, 509640, 573345, 665820, 688014, 764460, 798984, 903960, 917352, 998730, 1032021, 1146690, 1331640, 1376028, 1528920, 1720035, 1997460, 2064042, 2293380, 2752056, 3096063, 3440070, 3994920, 4128084, 4586760, 5160105, 6192126, 6880140, 8256168, 10320210, 12384252, 13760280, 15480315, 20640420, 24768504, 30960630, 41280840, 61921260, 123842520]

約数ペア:

[(1, 123842520), (2, 61921260), (3, 41280840), (4, 30960630), (5, 24768504), (6, 20640420), (8, 15480315), (9, 13760280), (10, 12384252), (12, 10320210), (15, 8256168), (18, 6880140), (20, 6192126), (24, 5160105), (27, 4586760), (30, 4128084), (31, 3994920), (36, 3440070), (40, 3096063), (45, 2752056), (54, 2293380), (60, 2064042), (62, 1997460), (72, 1720035), (81, 1528920), (90, 1376028), (93, 1331640), (108, 1146690), (120, 1032021), (124, 998730), (135, 917352), (137, 903960), (155, 798984), (162, 764460), (180, 688014), (186, 665820), (216, 573345), (243, 509640), (248, 499365), (270, 458676), (274, 451980), (279, 443880), (310, 399492), (324, 382230), (360, 344007), (372, 332910), (405, 305784), (411, 301320), (465, 266328), (486, 254820), (540, 229338), (548, 225990), (558, 221940), (620, 199746), (648, 191115), (685, 180792), (729, 169880), (744, 166455), (810, 152892), (822, 150660), (837, 147960), (930, 133164), (972, 127410), (1080, 114669), (1096, 112995), (1116, 110970), (1215, 101928), (1233, 100440), (1240, 99873), (1370, 90396), (1395, 88776), (1458, 84940), (1620, 76446), (1644, 75330), (1674, 73980), (1860, 66582), (1944, 63705), (2055, 60264), (2232, 55485), (2430, 50964), (2466, 50220), (2511, 49320), (2740, 45198), (2790, 44388), (2916, 42470), (3240, 38223), (3288, 37665), (3348, 36990), (3645, 33976), (3699, 33480), (3720, 33291), (4110, 30132), (4185, 29592), (4247, 29160), (4860, 25482), (4932, 25110), (5022, 24660), (5480, 22599), (5580, 22194), (5832, 21235), (6165, 20088), (6696, 18495), (7290, 16988), (7398, 16740), (7533, 16440), (8220, 15066), (8370, 14796), (8494, 14580), (9720, 12741), (9864, 12555), (10044, 12330), (11097, 11160)]