245600080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:477

約数の個数: 160

約数和(自身を含む): 675135360

約数和(自身を除く): 429535280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 37, 38, 40, 44, 55, 74, 76, 80, 88, 95, 110, 148, 152, 176, 185, 190, 209, 220, 296, 304, 370, 380, 397, 407, 418, 440, 592, 703, 740, 760, 794, 814, 836, 880, 1045, 1406, 1480, 1520, 1588, 1628, 1672, 1985, 2035, 2090, 2812, 2960, 3176, 3256, 3344, 3515, 3970, 4070, 4180, 4367, 5624, 6352, 6512, 7030, 7543, 7733, 7940, 8140, 8360, 8734, 11248, 14060, 14689, 15086, 15466, 15880, 16280, 16720, 17468, 21835, 28120, 29378, 30172, 30932, 31760, 32560, 34936, 37715, 38665, 43670, 56240, 58756, 60344, 61864, 69872, 73445, 75430, 77330, 82973, 87340, 117512, 120688, 123728, 146890, 150860, 154660, 161579, 165946, 174680, 235024, 279091, 293780, 301720, 309320, 323158, 331892, 349360, 414865, 558182, 587560, 603440, 618640, 646316, 663784, 807895, 829730, 1116364, 1175120, 1292632, 1327568, 1395455, 1615790, 1659460, 2232728, 2585264, 2790910, 3070001, 3231580, 3318920, 4465456, 5581820, 6140002, 6463160, 6637840, 11163640, 12280004, 12926320, 15350005, 22327280, 24560008, 30700010, 49120016, 61400020, 122800040, 245600080]

約数ペア:

[(1, 245600080), (2, 122800040), (4, 61400020), (5, 49120016), (8, 30700010), (10, 24560008), (11, 22327280), (16, 15350005), (19, 12926320), (20, 12280004), (22, 11163640), (37, 6637840), (38, 6463160), (40, 6140002), (44, 5581820), (55, 4465456), (74, 3318920), (76, 3231580), (80, 3070001), (88, 2790910), (95, 2585264), (110, 2232728), (148, 1659460), (152, 1615790), (176, 1395455), (185, 1327568), (190, 1292632), (209, 1175120), (220, 1116364), (296, 829730), (304, 807895), (370, 663784), (380, 646316), (397, 618640), (407, 603440), (418, 587560), (440, 558182), (592, 414865), (703, 349360), (740, 331892), (760, 323158), (794, 309320), (814, 301720), (836, 293780), (880, 279091), (1045, 235024), (1406, 174680), (1480, 165946), (1520, 161579), (1588, 154660), (1628, 150860), (1672, 146890), (1985, 123728), (2035, 120688), (2090, 117512), (2812, 87340), (2960, 82973), (3176, 77330), (3256, 75430), (3344, 73445), (3515, 69872), (3970, 61864), (4070, 60344), (4180, 58756), (4367, 56240), (5624, 43670), (6352, 38665), (6512, 37715), (7030, 34936), (7543, 32560), (7733, 31760), (7940, 30932), (8140, 30172), (8360, 29378), (8734, 28120), (11248, 21835), (14060, 17468), (14689, 16720), (15086, 16280), (15466, 15880)]