225690720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20443}}^1$

素因数の和:20484

約数の個数: 96

約数和(自身を含む): 741871872

約数和(自身を除く): 516181152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 115, 120, 138, 160, 184, 230, 240, 276, 345, 368, 460, 480, 552, 690, 736, 920, 1104, 1380, 1840, 2208, 2760, 3680, 5520, 11040, 20443, 40886, 61329, 81772, 102215, 122658, 163544, 204430, 245316, 306645, 327088, 408860, 470189, 490632, 613290, 654176, 817720, 940378, 981264, 1226580, 1410567, 1635440, 1880756, 1962528, 2350945, 2453160, 2821134, 3270880, 3761512, 4701890, 4906320, 5642268, 7052835, 7523024, 9403780, 9812640, 11284536, 14105670, 15046048, 18807560, 22569072, 28211340, 37615120, 45138144, 56422680, 75230240, 112845360, 225690720]

約数ペア:

[(1, 225690720), (2, 112845360), (3, 75230240), (4, 56422680), (5, 45138144), (6, 37615120), (8, 28211340), (10, 22569072), (12, 18807560), (15, 15046048), (16, 14105670), (20, 11284536), (23, 9812640), (24, 9403780), (30, 7523024), (32, 7052835), (40, 5642268), (46, 4906320), (48, 4701890), (60, 3761512), (69, 3270880), (80, 2821134), (92, 2453160), (96, 2350945), (115, 1962528), (120, 1880756), (138, 1635440), (160, 1410567), (184, 1226580), (230, 981264), (240, 940378), (276, 817720), (345, 654176), (368, 613290), (460, 490632), (480, 470189), (552, 408860), (690, 327088), (736, 306645), (920, 245316), (1104, 204430), (1380, 163544), (1840, 122658), (2208, 102215), (2760, 81772), (3680, 61329), (5520, 40886), (11040, 20443)]