72894720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1$

素因数の和:528

約数の個数: 144

約数和(自身を含む): 239000832

約数和(自身を除く): 166106112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 256, 320, 328, 384, 410, 463, 480, 492, 615, 640, 656, 768, 820, 926, 960, 984, 1230, 1280, 1312, 1389, 1640, 1852, 1920, 1968, 2315, 2460, 2624, 2778, 3280, 3704, 3840, 3936, 4630, 4920, 5248, 5556, 6560, 6945, 7408, 7872, 9260, 9840, 10496, 11112, 13120, 13890, 14816, 15744, 18520, 18983, 19680, 22224, 26240, 27780, 29632, 31488, 37040, 37966, 39360, 44448, 52480, 55560, 56949, 59264, 74080, 75932, 78720, 88896, 94915, 111120, 113898, 118528, 148160, 151864, 157440, 177792, 189830, 222240, 227796, 284745, 296320, 303728, 355584, 379660, 444480, 455592, 569490, 592640, 607456, 759320, 888960, 911184, 1138980, 1214912, 1518640, 1777920, 1822368, 2277960, 2429824, 3037280, 3644736, 4555920, 4859648, 6074560, 7289472, 9111840, 12149120, 14578944, 18223680, 24298240, 36447360, 72894720]

約数ペア:

[(1, 72894720), (2, 36447360), (3, 24298240), (4, 18223680), (5, 14578944), (6, 12149120), (8, 9111840), (10, 7289472), (12, 6074560), (15, 4859648), (16, 4555920), (20, 3644736), (24, 3037280), (30, 2429824), (32, 2277960), (40, 1822368), (41, 1777920), (48, 1518640), (60, 1214912), (64, 1138980), (80, 911184), (82, 888960), (96, 759320), (120, 607456), (123, 592640), (128, 569490), (160, 455592), (164, 444480), (192, 379660), (205, 355584), (240, 303728), (246, 296320), (256, 284745), (320, 227796), (328, 222240), (384, 189830), (410, 177792), (463, 157440), (480, 151864), (492, 148160), (615, 118528), (640, 113898), (656, 111120), (768, 94915), (820, 88896), (926, 78720), (960, 75932), (984, 74080), (1230, 59264), (1280, 56949), (1312, 55560), (1389, 52480), (1640, 44448), (1852, 39360), (1920, 37966), (1968, 37040), (2315, 31488), (2460, 29632), (2624, 27780), (2778, 26240), (3280, 22224), (3704, 19680), (3840, 18983), (3936, 18520), (4630, 15744), (4920, 14816), (5248, 13890), (5556, 13120), (6560, 11112), (6945, 10496), (7408, 9840), (7872, 9260)]