71865900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{619}}^1$

素因数の和:685

約数の個数: 144

約数和(自身を含む): 236790400

約数和(自身を除く): 164924500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 43, 45, 50, 54, 60, 75, 86, 90, 100, 108, 129, 135, 150, 172, 180, 215, 225, 258, 270, 300, 387, 430, 450, 516, 540, 619, 645, 675, 774, 860, 900, 1075, 1161, 1238, 1290, 1350, 1548, 1857, 1935, 2150, 2322, 2476, 2580, 2700, 3095, 3225, 3714, 3870, 4300, 4644, 5571, 5805, 6190, 6450, 7428, 7740, 9285, 9675, 11142, 11610, 12380, 12900, 15475, 16713, 18570, 19350, 22284, 23220, 26617, 27855, 29025, 30950, 33426, 37140, 38700, 46425, 53234, 55710, 58050, 61900, 66852, 79851, 83565, 92850, 106468, 111420, 116100, 133085, 139275, 159702, 167130, 185700, 239553, 266170, 278550, 319404, 334260, 399255, 417825, 479106, 532340, 557100, 665425, 718659, 798510, 835650, 958212, 1197765, 1330850, 1437318, 1597020, 1671300, 1996275, 2395530, 2661700, 2874636, 3593295, 3992550, 4791060, 5988825, 7186590, 7985100, 11977650, 14373180, 17966475, 23955300, 35932950, 71865900]

約数ペア:

[(1, 71865900), (2, 35932950), (3, 23955300), (4, 17966475), (5, 14373180), (6, 11977650), (9, 7985100), (10, 7186590), (12, 5988825), (15, 4791060), (18, 3992550), (20, 3593295), (25, 2874636), (27, 2661700), (30, 2395530), (36, 1996275), (43, 1671300), (45, 1597020), (50, 1437318), (54, 1330850), (60, 1197765), (75, 958212), (86, 835650), (90, 798510), (100, 718659), (108, 665425), (129, 557100), (135, 532340), (150, 479106), (172, 417825), (180, 399255), (215, 334260), (225, 319404), (258, 278550), (270, 266170), (300, 239553), (387, 185700), (430, 167130), (450, 159702), (516, 139275), (540, 133085), (619, 116100), (645, 111420), (675, 106468), (774, 92850), (860, 83565), (900, 79851), (1075, 66852), (1161, 61900), (1238, 58050), (1290, 55710), (1350, 53234), (1548, 46425), (1857, 38700), (1935, 37140), (2150, 33426), (2322, 30950), (2476, 29025), (2580, 27855), (2700, 26617), (3095, 23220), (3225, 22284), (3714, 19350), (3870, 18570), (4300, 16713), (4644, 15475), (5571, 12900), (5805, 12380), (6190, 11610), (6450, 11142), (7428, 9675), (7740, 9285)]