30814875

素因数分解:

$3^2\times 5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:91

約数の個数: 144

約数和(自身を含む): 71207136

約数和(自身を除く): 40392261

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 43, 45, 49, 63, 65, 75, 91, 105, 117, 125, 129, 147, 175, 195, 215, 225, 245, 273, 301, 315, 325, 375, 387, 441, 455, 525, 559, 585, 637, 645, 735, 819, 875, 903, 975, 1075, 1125, 1225, 1365, 1505, 1575, 1625, 1677, 1911, 1935, 2107, 2205, 2275, 2625, 2709, 2795, 2925, 3185, 3225, 3675, 3913, 4095, 4515, 4875, 5031, 5375, 5733, 6125, 6321, 6825, 7525, 7875, 8385, 9555, 9675, 10535, 11025, 11375, 11739, 13545, 13975, 14625, 15925, 16125, 18375, 18963, 19565, 20475, 22575, 25155, 27391, 28665, 31605, 34125, 35217, 37625, 41925, 47775, 48375, 52675, 55125, 58695, 67725, 69875, 79625, 82173, 94815, 97825, 102375, 112875, 125775, 136955, 143325, 158025, 176085, 209625, 238875, 246519, 263375, 293475, 338625, 410865, 474075, 489125, 628875, 684775, 716625, 790125, 880425, 1232595, 1467375, 2054325, 2370375, 3423875, 4402125, 6162975, 10271625, 30814875]

約数ペア:

[(1, 30814875), (3, 10271625), (5, 6162975), (7, 4402125), (9, 3423875), (13, 2370375), (15, 2054325), (21, 1467375), (25, 1232595), (35, 880425), (39, 790125), (43, 716625), (45, 684775), (49, 628875), (63, 489125), (65, 474075), (75, 410865), (91, 338625), (105, 293475), (117, 263375), (125, 246519), (129, 238875), (147, 209625), (175, 176085), (195, 158025), (215, 143325), (225, 136955), (245, 125775), (273, 112875), (301, 102375), (315, 97825), (325, 94815), (375, 82173), (387, 79625), (441, 69875), (455, 67725), (525, 58695), (559, 55125), (585, 52675), (637, 48375), (645, 47775), (735, 41925), (819, 37625), (875, 35217), (903, 34125), (975, 31605), (1075, 28665), (1125, 27391), (1225, 25155), (1365, 22575), (1505, 20475), (1575, 19565), (1625, 18963), (1677, 18375), (1911, 16125), (1935, 15925), (2107, 14625), (2205, 13975), (2275, 13545), (2625, 11739), (2709, 11375), (2795, 11025), (2925, 10535), (3185, 9675), (3225, 9555), (3675, 8385), (3913, 7875), (4095, 7525), (4515, 6825), (4875, 6321), (5031, 6125), (5375, 5733)]