285458940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2837}}^1$

素因数の和:2908

約数の個数: 144

約数和(自身を含む): 954521568

約数和(自身を除く): 669062628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 43, 45, 52, 60, 65, 78, 86, 90, 117, 129, 130, 156, 172, 180, 195, 215, 234, 258, 260, 387, 390, 430, 468, 516, 559, 585, 645, 774, 780, 860, 1118, 1170, 1290, 1548, 1677, 1935, 2236, 2340, 2580, 2795, 2837, 3354, 3870, 5031, 5590, 5674, 6708, 7740, 8385, 8511, 10062, 11180, 11348, 14185, 16770, 17022, 20124, 25155, 25533, 28370, 33540, 34044, 36881, 42555, 50310, 51066, 56740, 73762, 85110, 100620, 102132, 110643, 121991, 127665, 147524, 170220, 184405, 221286, 243982, 255330, 331929, 365973, 368810, 442572, 487964, 510660, 553215, 609955, 663858, 731946, 737620, 1097919, 1106430, 1219910, 1327716, 1463892, 1585883, 1659645, 1829865, 2195838, 2212860, 2439820, 3171766, 3319290, 3659730, 4391676, 4757649, 5489595, 6343532, 6638580, 7319460, 7929415, 9515298, 10979190, 14272947, 15858830, 19030596, 21958380, 23788245, 28545894, 31717660, 47576490, 57091788, 71364735, 95152980, 142729470, 285458940]

約数ペア:

[(1, 285458940), (2, 142729470), (3, 95152980), (4, 71364735), (5, 57091788), (6, 47576490), (9, 31717660), (10, 28545894), (12, 23788245), (13, 21958380), (15, 19030596), (18, 15858830), (20, 14272947), (26, 10979190), (30, 9515298), (36, 7929415), (39, 7319460), (43, 6638580), (45, 6343532), (52, 5489595), (60, 4757649), (65, 4391676), (78, 3659730), (86, 3319290), (90, 3171766), (117, 2439820), (129, 2212860), (130, 2195838), (156, 1829865), (172, 1659645), (180, 1585883), (195, 1463892), (215, 1327716), (234, 1219910), (258, 1106430), (260, 1097919), (387, 737620), (390, 731946), (430, 663858), (468, 609955), (516, 553215), (559, 510660), (585, 487964), (645, 442572), (774, 368810), (780, 365973), (860, 331929), (1118, 255330), (1170, 243982), (1290, 221286), (1548, 184405), (1677, 170220), (1935, 147524), (2236, 127665), (2340, 121991), (2580, 110643), (2795, 102132), (2837, 100620), (3354, 85110), (3870, 73762), (5031, 56740), (5590, 51066), (5674, 50310), (6708, 42555), (7740, 36881), (8385, 34044), (8511, 33540), (10062, 28370), (11180, 25533), (11348, 25155), (14185, 20124), (16770, 17022)]