30254720

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1153}}^1$

素因数の和:1213

約数の個数: 64

約数和(自身を含む): 74156040

約数和(自身を除く): 43901320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 410, 640, 656, 820, 1153, 1312, 1640, 2306, 2624, 3280, 4612, 5248, 5765, 6560, 9224, 11530, 13120, 18448, 23060, 26240, 36896, 46120, 47273, 73792, 92240, 94546, 147584, 184480, 189092, 236365, 368960, 378184, 472730, 737920, 756368, 945460, 1512736, 1890920, 3025472, 3781840, 6050944, 7563680, 15127360, 30254720]

約数ペア:

[(1, 30254720), (2, 15127360), (4, 7563680), (5, 6050944), (8, 3781840), (10, 3025472), (16, 1890920), (20, 1512736), (32, 945460), (40, 756368), (41, 737920), (64, 472730), (80, 378184), (82, 368960), (128, 236365), (160, 189092), (164, 184480), (205, 147584), (320, 94546), (328, 92240), (410, 73792), (640, 47273), (656, 46120), (820, 36896), (1153, 26240), (1312, 23060), (1640, 18448), (2306, 13120), (2624, 11530), (3280, 9224), (4612, 6560), (5248, 5765)]