61968375

素因数分解:

$3^3\times 5^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 128

約数和(自身を含む): 136181760

約数和(自身を除く): 74213385

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 43, 45, 61, 63, 75, 105, 125, 129, 135, 175, 183, 189, 215, 225, 301, 305, 315, 375, 387, 427, 525, 549, 645, 675, 875, 903, 915, 945, 1075, 1125, 1161, 1281, 1505, 1525, 1575, 1647, 1935, 2135, 2623, 2625, 2709, 2745, 3225, 3375, 3843, 4515, 4575, 4725, 5375, 5805, 6405, 7525, 7625, 7869, 7875, 8127, 8235, 9675, 10675, 11529, 13115, 13545, 13725, 16125, 18361, 19215, 22575, 22875, 23607, 23625, 29025, 32025, 37625, 39345, 40635, 41175, 48375, 53375, 55083, 57645, 65575, 67725, 68625, 70821, 91805, 96075, 112875, 118035, 145125, 160125, 165249, 196725, 203175, 205875, 275415, 288225, 327875, 338625, 354105, 459025, 480375, 495747, 590175, 826245, 983625, 1015875, 1377075, 1441125, 1770525, 2295125, 2478735, 2950875, 4131225, 6885375, 8852625, 12393675, 20656125, 61968375]

約数ペア:

[(1, 61968375), (3, 20656125), (5, 12393675), (7, 8852625), (9, 6885375), (15, 4131225), (21, 2950875), (25, 2478735), (27, 2295125), (35, 1770525), (43, 1441125), (45, 1377075), (61, 1015875), (63, 983625), (75, 826245), (105, 590175), (125, 495747), (129, 480375), (135, 459025), (175, 354105), (183, 338625), (189, 327875), (215, 288225), (225, 275415), (301, 205875), (305, 203175), (315, 196725), (375, 165249), (387, 160125), (427, 145125), (525, 118035), (549, 112875), (645, 96075), (675, 91805), (875, 70821), (903, 68625), (915, 67725), (945, 65575), (1075, 57645), (1125, 55083), (1161, 53375), (1281, 48375), (1505, 41175), (1525, 40635), (1575, 39345), (1647, 37625), (1935, 32025), (2135, 29025), (2623, 23625), (2625, 23607), (2709, 22875), (2745, 22575), (3225, 19215), (3375, 18361), (3843, 16125), (4515, 13725), (4575, 13545), (4725, 13115), (5375, 11529), (5805, 10675), (6405, 9675), (7525, 8235), (7625, 8127), (7869, 7875)]