189354400

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:335

約数の個数: 144

約数和(自身を含む): 496093248

約数和(自身を除く): 306738848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 41, 46, 50, 80, 82, 92, 100, 115, 160, 164, 184, 200, 205, 230, 251, 328, 368, 400, 410, 460, 502, 575, 656, 736, 800, 820, 920, 943, 1004, 1025, 1150, 1255, 1312, 1640, 1840, 1886, 2008, 2050, 2300, 2510, 3280, 3680, 3772, 4016, 4100, 4600, 4715, 5020, 5773, 6275, 6560, 7544, 8032, 8200, 9200, 9430, 10040, 10291, 11546, 12550, 15088, 16400, 18400, 18860, 20080, 20582, 23092, 23575, 25100, 28865, 30176, 32800, 37720, 40160, 41164, 46184, 47150, 50200, 51455, 57730, 75440, 82328, 92368, 94300, 100400, 102910, 115460, 144325, 150880, 164656, 184736, 188600, 200800, 205820, 230920, 236693, 257275, 288650, 329312, 377200, 411640, 461840, 473386, 514550, 577300, 754400, 823280, 923680, 946772, 1029100, 1154600, 1183465, 1646560, 1893544, 2058200, 2309200, 2366930, 3787088, 4116400, 4618400, 4733860, 5917325, 7574176, 8232800, 9467720, 11834650, 18935440, 23669300, 37870880, 47338600, 94677200, 189354400]

約数ペア:

[(1, 189354400), (2, 94677200), (4, 47338600), (5, 37870880), (8, 23669300), (10, 18935440), (16, 11834650), (20, 9467720), (23, 8232800), (25, 7574176), (32, 5917325), (40, 4733860), (41, 4618400), (46, 4116400), (50, 3787088), (80, 2366930), (82, 2309200), (92, 2058200), (100, 1893544), (115, 1646560), (160, 1183465), (164, 1154600), (184, 1029100), (200, 946772), (205, 923680), (230, 823280), (251, 754400), (328, 577300), (368, 514550), (400, 473386), (410, 461840), (460, 411640), (502, 377200), (575, 329312), (656, 288650), (736, 257275), (800, 236693), (820, 230920), (920, 205820), (943, 200800), (1004, 188600), (1025, 184736), (1150, 164656), (1255, 150880), (1312, 144325), (1640, 115460), (1840, 102910), (1886, 100400), (2008, 94300), (2050, 92368), (2300, 82328), (2510, 75440), (3280, 57730), (3680, 51455), (3772, 50200), (4016, 47150), (4100, 46184), (4600, 41164), (4715, 40160), (5020, 37720), (5773, 32800), (6275, 30176), (6560, 28865), (7544, 25100), (8032, 23575), (8200, 23092), (9200, 20582), (9430, 20080), (10040, 18860), (10291, 18400), (11546, 16400), (12550, 15088)]