172445900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 443304960

約数和(自身を除く): 270859060

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 37, 38, 44, 50, 55, 74, 76, 95, 100, 110, 148, 185, 190, 209, 220, 223, 275, 370, 380, 407, 418, 446, 475, 550, 703, 740, 814, 836, 892, 925, 950, 1045, 1100, 1115, 1406, 1628, 1850, 1900, 2035, 2090, 2230, 2453, 2812, 3515, 3700, 4070, 4180, 4237, 4460, 4906, 5225, 5575, 7030, 7733, 8140, 8251, 8474, 9812, 10175, 10450, 11150, 12265, 14060, 15466, 16502, 16948, 17575, 20350, 20900, 21185, 22300, 24530, 30932, 33004, 35150, 38665, 40700, 41255, 42370, 46607, 49060, 61325, 70300, 77330, 82510, 84740, 90761, 93214, 105925, 122650, 154660, 156769, 165020, 181522, 186428, 193325, 206275, 211850, 233035, 245300, 313538, 363044, 386650, 412550, 423700, 453805, 466070, 627076, 773300, 783845, 825100, 907610, 932140, 1165175, 1567690, 1724459, 1815220, 2269025, 2330350, 3135380, 3448918, 3919225, 4538050, 4660700, 6897836, 7838450, 8622295, 9076100, 15676900, 17244590, 34489180, 43111475, 86222950, 172445900]

約数ペア:

[(1, 172445900), (2, 86222950), (4, 43111475), (5, 34489180), (10, 17244590), (11, 15676900), (19, 9076100), (20, 8622295), (22, 7838450), (25, 6897836), (37, 4660700), (38, 4538050), (44, 3919225), (50, 3448918), (55, 3135380), (74, 2330350), (76, 2269025), (95, 1815220), (100, 1724459), (110, 1567690), (148, 1165175), (185, 932140), (190, 907610), (209, 825100), (220, 783845), (223, 773300), (275, 627076), (370, 466070), (380, 453805), (407, 423700), (418, 412550), (446, 386650), (475, 363044), (550, 313538), (703, 245300), (740, 233035), (814, 211850), (836, 206275), (892, 193325), (925, 186428), (950, 181522), (1045, 165020), (1100, 156769), (1115, 154660), (1406, 122650), (1628, 105925), (1850, 93214), (1900, 90761), (2035, 84740), (2090, 82510), (2230, 77330), (2453, 70300), (2812, 61325), (3515, 49060), (3700, 46607), (4070, 42370), (4180, 41255), (4237, 40700), (4460, 38665), (4906, 35150), (5225, 33004), (5575, 30932), (7030, 24530), (7733, 22300), (8140, 21185), (8251, 20900), (8474, 20350), (9812, 17575), (10175, 16948), (10450, 16502), (11150, 15466), (12265, 14060)]