42290820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:123

約数の個数: 288

約数和(自身を含む): 158505984

約数和(自身を除く): 116215164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 31, 33, 36, 39, 44, 45, 52, 53, 55, 60, 62, 65, 66, 78, 90, 93, 99, 106, 110, 117, 124, 130, 132, 143, 155, 156, 159, 165, 180, 186, 195, 198, 212, 220, 234, 260, 265, 279, 286, 310, 318, 330, 341, 372, 390, 396, 403, 429, 465, 468, 477, 495, 530, 558, 572, 583, 585, 620, 636, 660, 682, 689, 715, 780, 795, 806, 858, 930, 954, 990, 1023, 1060, 1116, 1166, 1170, 1209, 1287, 1364, 1378, 1395, 1430, 1590, 1612, 1643, 1705, 1716, 1749, 1860, 1908, 1980, 2015, 2046, 2067, 2145, 2332, 2340, 2385, 2418, 2574, 2756, 2790, 2860, 2915, 3069, 3180, 3286, 3410, 3445, 3498, 3627, 4030, 4092, 4134, 4290, 4433, 4770, 4836, 4929, 5115, 5148, 5247, 5580, 5830, 6045, 6138, 6201, 6435, 6572, 6820, 6890, 6996, 7254, 7579, 8060, 8215, 8268, 8580, 8745, 8866, 9540, 9858, 10230, 10335, 10494, 11660, 12090, 12276, 12402, 12870, 13299, 13780, 14508, 14787, 15158, 15345, 16430, 17490, 17732, 18073, 18135, 19716, 20460, 20670, 20988, 21359, 22165, 22737, 24180, 24645, 24804, 25740, 26235, 26598, 29574, 30316, 30690, 31005, 32860, 34980, 36146, 36270, 37895, 39897, 41340, 42718, 44330, 45474, 49290, 52470, 53196, 54219, 59148, 61380, 62010, 64077, 66495, 68211, 72292, 72540, 73935, 75790, 79794, 85436, 88660, 90365, 90948, 98580, 104940, 106795, 108438, 113685, 124020, 128154, 132990, 136422, 147870, 151580, 159588, 162657, 180730, 192231, 199485, 213590, 216876, 227370, 234949, 256308, 265980, 271095, 272844, 295740, 320385, 325314, 341055, 361460, 384462, 398970, 427180, 454740, 469898, 542190, 640770, 650628, 682110, 704847, 768924, 797940, 813285, 939796, 961155, 1084380, 1174745, 1281540, 1364220, 1409694, 1626570, 1922310, 2114541, 2349490, 2819388, 3253140, 3524235, 3844620, 4229082, 4698980, 7048470, 8458164, 10572705, 14096940, 21145410, 42290820]

約数ペア:

[(1, 42290820), (2, 21145410), (3, 14096940), (4, 10572705), (5, 8458164), (6, 7048470), (9, 4698980), (10, 4229082), (11, 3844620), (12, 3524235), (13, 3253140), (15, 2819388), (18, 2349490), (20, 2114541), (22, 1922310), (26, 1626570), (30, 1409694), (31, 1364220), (33, 1281540), (36, 1174745), (39, 1084380), (44, 961155), (45, 939796), (52, 813285), (53, 797940), (55, 768924), (60, 704847), (62, 682110), (65, 650628), (66, 640770), (78, 542190), (90, 469898), (93, 454740), (99, 427180), (106, 398970), (110, 384462), (117, 361460), (124, 341055), (130, 325314), (132, 320385), (143, 295740), (155, 272844), (156, 271095), (159, 265980), (165, 256308), (180, 234949), (186, 227370), (195, 216876), (198, 213590), (212, 199485), (220, 192231), (234, 180730), (260, 162657), (265, 159588), (279, 151580), (286, 147870), (310, 136422), (318, 132990), (330, 128154), (341, 124020), (372, 113685), (390, 108438), (396, 106795), (403, 104940), (429, 98580), (465, 90948), (468, 90365), (477, 88660), (495, 85436), (530, 79794), (558, 75790), (572, 73935), (583, 72540), (585, 72292), (620, 68211), (636, 66495), (660, 64077), (682, 62010), (689, 61380), (715, 59148), (780, 54219), (795, 53196), (806, 52470), (858, 49290), (930, 45474), (954, 44330), (990, 42718), (1023, 41340), (1060, 39897), (1116, 37895), (1166, 36270), (1170, 36146), (1209, 34980), (1287, 32860), (1364, 31005), (1378, 30690), (1395, 30316), (1430, 29574), (1590, 26598), (1612, 26235), (1643, 25740), (1705, 24804), (1716, 24645), (1749, 24180), (1860, 22737), (1908, 22165), (1980, 21359), (2015, 20988), (2046, 20670), (2067, 20460), (2145, 19716), (2332, 18135), (2340, 18073), (2385, 17732), (2418, 17490), (2574, 16430), (2756, 15345), (2790, 15158), (2860, 14787), (2915, 14508), (3069, 13780), (3180, 13299), (3286, 12870), (3410, 12402), (3445, 12276), (3498, 12090), (3627, 11660), (4030, 10494), (4092, 10335), (4134, 10230), (4290, 9858), (4433, 9540), (4770, 8866), (4836, 8745), (4929, 8580), (5115, 8268), (5148, 8215), (5247, 8060), (5580, 7579), (5830, 7254), (6045, 6996), (6138, 6890), (6201, 6820), (6435, 6572)]