28346880

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{3691}}^1$

素因数の和:3717

約数の個数: 80

約数和(自身を含む): 90645984

約数和(自身を除く): 62299104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3691, 3840, 7382, 7680, 11073, 14764, 18455, 22146, 29528, 36910, 44292, 55365, 59056, 73820, 88584, 110730, 118112, 147640, 177168, 221460, 236224, 295280, 354336, 442920, 472448, 590560, 708672, 885840, 944896, 1181120, 1417344, 1771680, 1889792, 2362240, 2834688, 3543360, 4724480, 5669376, 7086720, 9448960, 14173440, 28346880]

約数ペア:

[(1, 28346880), (2, 14173440), (3, 9448960), (4, 7086720), (5, 5669376), (6, 4724480), (8, 3543360), (10, 2834688), (12, 2362240), (15, 1889792), (16, 1771680), (20, 1417344), (24, 1181120), (30, 944896), (32, 885840), (40, 708672), (48, 590560), (60, 472448), (64, 442920), (80, 354336), (96, 295280), (120, 236224), (128, 221460), (160, 177168), (192, 147640), (240, 118112), (256, 110730), (320, 88584), (384, 73820), (480, 59056), (512, 55365), (640, 44292), (768, 36910), (960, 29528), (1280, 22146), (1536, 18455), (1920, 14764), (2560, 11073), (3691, 7680), (3840, 7382)]