253874940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^4\times {\mathrm{17}}^2$

素因数の和:90

約数の個数: 180

約数和(自身を含む): 830631480

約数和(自身を除く): 576756540

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 55, 60, 66, 68, 85, 102, 110, 121, 132, 165, 170, 187, 204, 220, 242, 255, 289, 330, 340, 363, 374, 484, 510, 561, 578, 605, 660, 726, 748, 867, 935, 1020, 1122, 1156, 1210, 1331, 1445, 1452, 1734, 1815, 1870, 2057, 2244, 2420, 2662, 2805, 2890, 3179, 3468, 3630, 3740, 3993, 4114, 4335, 5324, 5610, 5780, 6171, 6358, 6655, 7260, 7986, 8228, 8670, 9537, 10285, 11220, 12342, 12716, 13310, 14641, 15895, 15972, 17340, 19074, 19965, 20570, 22627, 24684, 26620, 29282, 30855, 31790, 34969, 38148, 39930, 41140, 43923, 45254, 47685, 58564, 61710, 63580, 67881, 69938, 73205, 79860, 87846, 90508, 95370, 104907, 113135, 123420, 135762, 139876, 146410, 174845, 175692, 190740, 209814, 219615, 226270, 248897, 271524, 292820, 339405, 349690, 384659, 419628, 439230, 452540, 497794, 524535, 678810, 699380, 746691, 769318, 878460, 995588, 1049070, 1153977, 1244485, 1357620, 1493382, 1538636, 1923295, 2098140, 2307954, 2488970, 2986764, 3733455, 3846590, 4231249, 4615908, 4977940, 5769885, 7466910, 7693180, 8462498, 11539770, 12693747, 14933820, 16924996, 21156245, 23079540, 25387494, 42312490, 50774988, 63468735, 84624980, 126937470, 253874940]

約数ペア:

[(1, 253874940), (2, 126937470), (3, 84624980), (4, 63468735), (5, 50774988), (6, 42312490), (10, 25387494), (11, 23079540), (12, 21156245), (15, 16924996), (17, 14933820), (20, 12693747), (22, 11539770), (30, 8462498), (33, 7693180), (34, 7466910), (44, 5769885), (51, 4977940), (55, 4615908), (60, 4231249), (66, 3846590), (68, 3733455), (85, 2986764), (102, 2488970), (110, 2307954), (121, 2098140), (132, 1923295), (165, 1538636), (170, 1493382), (187, 1357620), (204, 1244485), (220, 1153977), (242, 1049070), (255, 995588), (289, 878460), (330, 769318), (340, 746691), (363, 699380), (374, 678810), (484, 524535), (510, 497794), (561, 452540), (578, 439230), (605, 419628), (660, 384659), (726, 349690), (748, 339405), (867, 292820), (935, 271524), (1020, 248897), (1122, 226270), (1156, 219615), (1210, 209814), (1331, 190740), (1445, 175692), (1452, 174845), (1734, 146410), (1815, 139876), (1870, 135762), (2057, 123420), (2244, 113135), (2420, 104907), (2662, 95370), (2805, 90508), (2890, 87846), (3179, 79860), (3468, 73205), (3630, 69938), (3740, 67881), (3993, 63580), (4114, 61710), (4335, 58564), (5324, 47685), (5610, 45254), (5780, 43923), (6171, 41140), (6358, 39930), (6655, 38148), (7260, 34969), (7986, 31790), (8228, 30855), (8670, 29282), (9537, 26620), (10285, 24684), (11220, 22627), (12342, 20570), (12716, 19965), (13310, 19074), (14641, 17340), (15895, 15972)]