72127125

素因数分解:

$3^3\times 5^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 128

約数和(自身を含む): 158146560

約数和(自身を除く): 86019435

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 43, 45, 63, 71, 75, 105, 125, 129, 135, 175, 189, 213, 215, 225, 301, 315, 355, 375, 387, 497, 525, 639, 645, 675, 875, 903, 945, 1065, 1075, 1125, 1161, 1491, 1505, 1575, 1775, 1917, 1935, 2485, 2625, 2709, 3053, 3195, 3225, 3375, 4473, 4515, 4725, 5325, 5375, 5805, 7455, 7525, 7875, 8127, 8875, 9159, 9585, 9675, 12425, 13419, 13545, 15265, 15975, 16125, 21371, 22365, 22575, 23625, 26625, 27477, 29025, 37275, 37625, 40635, 45795, 47925, 48375, 62125, 64113, 67095, 67725, 76325, 79875, 82431, 106855, 111825, 112875, 137385, 145125, 186375, 192339, 203175, 228975, 239625, 320565, 335475, 338625, 381625, 412155, 534275, 559125, 577017, 686925, 961695, 1015875, 1144875, 1602825, 1677375, 2060775, 2671375, 2885085, 3434625, 4808475, 8014125, 10303875, 14425425, 24042375, 72127125]

約数ペア:

[(1, 72127125), (3, 24042375), (5, 14425425), (7, 10303875), (9, 8014125), (15, 4808475), (21, 3434625), (25, 2885085), (27, 2671375), (35, 2060775), (43, 1677375), (45, 1602825), (63, 1144875), (71, 1015875), (75, 961695), (105, 686925), (125, 577017), (129, 559125), (135, 534275), (175, 412155), (189, 381625), (213, 338625), (215, 335475), (225, 320565), (301, 239625), (315, 228975), (355, 203175), (375, 192339), (387, 186375), (497, 145125), (525, 137385), (639, 112875), (645, 111825), (675, 106855), (875, 82431), (903, 79875), (945, 76325), (1065, 67725), (1075, 67095), (1125, 64113), (1161, 62125), (1491, 48375), (1505, 47925), (1575, 45795), (1775, 40635), (1917, 37625), (1935, 37275), (2485, 29025), (2625, 27477), (2709, 26625), (3053, 23625), (3195, 22575), (3225, 22365), (3375, 21371), (4473, 16125), (4515, 15975), (4725, 15265), (5325, 13545), (5375, 13419), (5805, 12425), (7455, 9675), (7525, 9585), (7875, 9159), (8127, 8875)]