123915060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:518

約数の個数: 144

約数和(自身を含む): 396264960

約数和(自身を除く): 272349900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 53, 60, 62, 90, 93, 106, 124, 155, 159, 180, 186, 212, 265, 279, 310, 318, 372, 419, 465, 477, 530, 558, 620, 636, 795, 838, 930, 954, 1060, 1116, 1257, 1395, 1590, 1643, 1676, 1860, 1908, 2095, 2385, 2514, 2790, 3180, 3286, 3771, 4190, 4770, 4929, 5028, 5580, 6285, 6572, 7542, 8215, 8380, 9540, 9858, 12570, 12989, 14787, 15084, 16430, 18855, 19716, 22207, 24645, 25140, 25978, 29574, 32860, 37710, 38967, 44414, 49290, 51956, 59148, 64945, 66621, 73935, 75420, 77934, 88828, 98580, 111035, 116901, 129890, 133242, 147870, 155868, 194835, 199863, 222070, 233802, 259780, 266484, 295740, 333105, 389670, 399726, 444140, 467604, 584505, 666210, 688417, 779340, 799452, 999315, 1169010, 1332420, 1376834, 1998630, 2065251, 2338020, 2753668, 3442085, 3997260, 4130502, 6195753, 6884170, 8261004, 10326255, 12391506, 13768340, 20652510, 24783012, 30978765, 41305020, 61957530, 123915060]

約数ペア:

[(1, 123915060), (2, 61957530), (3, 41305020), (4, 30978765), (5, 24783012), (6, 20652510), (9, 13768340), (10, 12391506), (12, 10326255), (15, 8261004), (18, 6884170), (20, 6195753), (30, 4130502), (31, 3997260), (36, 3442085), (45, 2753668), (53, 2338020), (60, 2065251), (62, 1998630), (90, 1376834), (93, 1332420), (106, 1169010), (124, 999315), (155, 799452), (159, 779340), (180, 688417), (186, 666210), (212, 584505), (265, 467604), (279, 444140), (310, 399726), (318, 389670), (372, 333105), (419, 295740), (465, 266484), (477, 259780), (530, 233802), (558, 222070), (620, 199863), (636, 194835), (795, 155868), (838, 147870), (930, 133242), (954, 129890), (1060, 116901), (1116, 111035), (1257, 98580), (1395, 88828), (1590, 77934), (1643, 75420), (1676, 73935), (1860, 66621), (1908, 64945), (2095, 59148), (2385, 51956), (2514, 49290), (2790, 44414), (3180, 38967), (3286, 37710), (3771, 32860), (4190, 29574), (4770, 25978), (4929, 25140), (5028, 24645), (5580, 22207), (6285, 19716), (6572, 18855), (7542, 16430), (8215, 15084), (8380, 14787), (9540, 12989), (9858, 12570)]