28496640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:246

約数の個数: 144

約数和(自身を含む): 93746016

約数和(自身を除く): 65249376

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, 181, 192, 205, 240, 246, 256, 320, 328, 362, 384, 410, 480, 492, 543, 615, 640, 656, 724, 768, 820, 905, 960, 984, 1086, 1230, 1280, 1312, 1448, 1640, 1810, 1920, 1968, 2172, 2460, 2624, 2715, 2896, 3280, 3620, 3840, 3936, 4344, 4920, 5248, 5430, 5792, 6560, 7240, 7421, 7872, 8688, 9840, 10496, 10860, 11584, 13120, 14480, 14842, 15744, 17376, 19680, 21720, 22263, 23168, 26240, 28960, 29684, 31488, 34752, 37105, 39360, 43440, 44526, 46336, 52480, 57920, 59368, 69504, 74210, 78720, 86880, 89052, 111315, 115840, 118736, 139008, 148420, 157440, 173760, 178104, 222630, 231680, 237472, 296840, 347520, 356208, 445260, 474944, 593680, 695040, 712416, 890520, 949888, 1187360, 1424832, 1781040, 1899776, 2374720, 2849664, 3562080, 4749440, 5699328, 7124160, 9498880, 14248320, 28496640]

約数ペア:

[(1, 28496640), (2, 14248320), (3, 9498880), (4, 7124160), (5, 5699328), (6, 4749440), (8, 3562080), (10, 2849664), (12, 2374720), (15, 1899776), (16, 1781040), (20, 1424832), (24, 1187360), (30, 949888), (32, 890520), (40, 712416), (41, 695040), (48, 593680), (60, 474944), (64, 445260), (80, 356208), (82, 347520), (96, 296840), (120, 237472), (123, 231680), (128, 222630), (160, 178104), (164, 173760), (181, 157440), (192, 148420), (205, 139008), (240, 118736), (246, 115840), (256, 111315), (320, 89052), (328, 86880), (362, 78720), (384, 74210), (410, 69504), (480, 59368), (492, 57920), (543, 52480), (615, 46336), (640, 44526), (656, 43440), (724, 39360), (768, 37105), (820, 34752), (905, 31488), (960, 29684), (984, 28960), (1086, 26240), (1230, 23168), (1280, 22263), (1312, 21720), (1448, 19680), (1640, 17376), (1810, 15744), (1920, 14842), (1968, 14480), (2172, 13120), (2460, 11584), (2624, 10860), (2715, 10496), (2896, 9840), (3280, 8688), (3620, 7872), (3840, 7421), (3936, 7240), (4344, 6560), (4920, 5792), (5248, 5430)]