238980420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{787}}^1$

素因数の和:1050

約数の個数: 144

約数和(自身を含む): 832960128

約数和(自身を除く): 593979708

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 241, 252, 315, 420, 482, 630, 723, 787, 964, 1205, 1260, 1446, 1574, 1687, 2169, 2361, 2410, 2892, 3148, 3374, 3615, 3935, 4338, 4722, 4820, 5061, 5509, 6748, 7083, 7230, 7870, 8435, 8676, 9444, 10122, 10845, 11018, 11805, 14166, 14460, 15183, 15740, 16527, 16870, 20244, 21690, 22036, 23610, 25305, 27545, 28332, 30366, 33054, 33740, 35415, 43380, 47220, 49581, 50610, 55090, 60732, 66108, 70830, 75915, 82635, 99162, 101220, 110180, 141660, 151830, 165270, 189667, 198324, 247905, 303660, 330540, 379334, 495810, 569001, 758668, 948335, 991620, 1138002, 1327669, 1707003, 1896670, 2276004, 2655338, 2845005, 3414006, 3793340, 3983007, 5310676, 5690010, 6638345, 6828012, 7966014, 8535015, 11380020, 11949021, 13276690, 15932028, 17070030, 19915035, 23898042, 26553380, 34140060, 39830070, 47796084, 59745105, 79660140, 119490210, 238980420]

約数ペア:

[(1, 238980420), (2, 119490210), (3, 79660140), (4, 59745105), (5, 47796084), (6, 39830070), (7, 34140060), (9, 26553380), (10, 23898042), (12, 19915035), (14, 17070030), (15, 15932028), (18, 13276690), (20, 11949021), (21, 11380020), (28, 8535015), (30, 7966014), (35, 6828012), (36, 6638345), (42, 5690010), (45, 5310676), (60, 3983007), (63, 3793340), (70, 3414006), (84, 2845005), (90, 2655338), (105, 2276004), (126, 1896670), (140, 1707003), (180, 1327669), (210, 1138002), (241, 991620), (252, 948335), (315, 758668), (420, 569001), (482, 495810), (630, 379334), (723, 330540), (787, 303660), (964, 247905), (1205, 198324), (1260, 189667), (1446, 165270), (1574, 151830), (1687, 141660), (2169, 110180), (2361, 101220), (2410, 99162), (2892, 82635), (3148, 75915), (3374, 70830), (3615, 66108), (3935, 60732), (4338, 55090), (4722, 50610), (4820, 49581), (5061, 47220), (5509, 43380), (6748, 35415), (7083, 33740), (7230, 33054), (7870, 30366), (8435, 28332), (8676, 27545), (9444, 25305), (10122, 23610), (10845, 22036), (11018, 21690), (11805, 20244), (14166, 16870), (14460, 16527), (15183, 15740)]