71273180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:132

約数の個数: 144

約数和(自身を含む): 185673600

約数和(自身を除く): 114400420

約数列:

[1, 2, 4, 5, 10, 11, 17, 19, 20, 22, 34, 38, 44, 55, 59, 68, 76, 85, 95, 110, 118, 170, 187, 190, 209, 220, 236, 289, 295, 323, 340, 374, 380, 418, 578, 590, 646, 649, 748, 836, 935, 1003, 1045, 1121, 1156, 1180, 1292, 1298, 1445, 1615, 1870, 2006, 2090, 2242, 2596, 2890, 3179, 3230, 3245, 3553, 3740, 4012, 4180, 4484, 5015, 5491, 5605, 5780, 6358, 6460, 6490, 7106, 10030, 10982, 11033, 11210, 12331, 12716, 12980, 14212, 15895, 17051, 17765, 19057, 20060, 21964, 22066, 22420, 24662, 27455, 31790, 34102, 35530, 38114, 44132, 49324, 54910, 55165, 60401, 61655, 63580, 68204, 71060, 76228, 85255, 95285, 109820, 110330, 120802, 123310, 170510, 187561, 190570, 209627, 220660, 241604, 246620, 302005, 323969, 341020, 375122, 381140, 419254, 604010, 647938, 750244, 838508, 937805, 1048135, 1208020, 1295876, 1619845, 1875610, 2096270, 3239690, 3563659, 3751220, 4192540, 6479380, 7127318, 14254636, 17818295, 35636590, 71273180]

約数ペア:

[(1, 71273180), (2, 35636590), (4, 17818295), (5, 14254636), (10, 7127318), (11, 6479380), (17, 4192540), (19, 3751220), (20, 3563659), (22, 3239690), (34, 2096270), (38, 1875610), (44, 1619845), (55, 1295876), (59, 1208020), (68, 1048135), (76, 937805), (85, 838508), (95, 750244), (110, 647938), (118, 604010), (170, 419254), (187, 381140), (190, 375122), (209, 341020), (220, 323969), (236, 302005), (289, 246620), (295, 241604), (323, 220660), (340, 209627), (374, 190570), (380, 187561), (418, 170510), (578, 123310), (590, 120802), (646, 110330), (649, 109820), (748, 95285), (836, 85255), (935, 76228), (1003, 71060), (1045, 68204), (1121, 63580), (1156, 61655), (1180, 60401), (1292, 55165), (1298, 54910), (1445, 49324), (1615, 44132), (1870, 38114), (2006, 35530), (2090, 34102), (2242, 31790), (2596, 27455), (2890, 24662), (3179, 22420), (3230, 22066), (3245, 21964), (3553, 20060), (3740, 19057), (4012, 17765), (4180, 17051), (4484, 15895), (5015, 14212), (5491, 12980), (5605, 12716), (5780, 12331), (6358, 11210), (6460, 11033), (6490, 10982), (7106, 10030)]