123911340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{307}}^1$

素因数の和:388

約数の個数: 144

約数和(自身を含む): 411054336

約数和(自身を除く): 287142996

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 307, 310, 372, 420, 434, 465, 614, 620, 651, 868, 921, 930, 961, 1085, 1228, 1302, 1535, 1842, 1860, 1922, 2149, 2170, 2604, 2883, 3070, 3255, 3684, 3844, 4298, 4340, 4605, 4805, 5766, 6140, 6447, 6510, 6727, 8596, 9210, 9517, 9610, 10745, 11532, 12894, 13020, 13454, 14415, 18420, 19034, 19220, 20181, 21490, 25788, 26908, 28551, 28830, 32235, 33635, 38068, 40362, 42980, 47585, 57102, 57660, 64470, 66619, 67270, 80724, 95170, 100905, 114204, 128940, 133238, 134540, 142755, 190340, 199857, 201810, 266476, 285510, 295027, 333095, 399714, 403620, 571020, 590054, 666190, 799428, 885081, 999285, 1180108, 1332380, 1475135, 1770162, 1998570, 2065189, 2950270, 3540324, 3997140, 4130378, 4425405, 5900540, 6195567, 8260756, 8850810, 10325945, 12391134, 17701620, 20651890, 24782268, 30977835, 41303780, 61955670, 123911340]

約数ペア:

[(1, 123911340), (2, 61955670), (3, 41303780), (4, 30977835), (5, 24782268), (6, 20651890), (7, 17701620), (10, 12391134), (12, 10325945), (14, 8850810), (15, 8260756), (20, 6195567), (21, 5900540), (28, 4425405), (30, 4130378), (31, 3997140), (35, 3540324), (42, 2950270), (60, 2065189), (62, 1998570), (70, 1770162), (84, 1475135), (93, 1332380), (105, 1180108), (124, 999285), (140, 885081), (155, 799428), (186, 666190), (210, 590054), (217, 571020), (307, 403620), (310, 399714), (372, 333095), (420, 295027), (434, 285510), (465, 266476), (614, 201810), (620, 199857), (651, 190340), (868, 142755), (921, 134540), (930, 133238), (961, 128940), (1085, 114204), (1228, 100905), (1302, 95170), (1535, 80724), (1842, 67270), (1860, 66619), (1922, 64470), (2149, 57660), (2170, 57102), (2604, 47585), (2883, 42980), (3070, 40362), (3255, 38068), (3684, 33635), (3844, 32235), (4298, 28830), (4340, 28551), (4605, 26908), (4805, 25788), (5766, 21490), (6140, 20181), (6447, 19220), (6510, 19034), (6727, 18420), (8596, 14415), (9210, 13454), (9517, 13020), (9610, 12894), (10745, 11532)]