171742900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:426

約数の個数: 144

約数和(自身を含む): 461776000

約数和(自身を除く): 290033100

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 37, 38, 50, 70, 74, 76, 95, 100, 133, 140, 148, 175, 185, 190, 259, 266, 349, 350, 370, 380, 475, 518, 532, 665, 698, 700, 703, 740, 925, 950, 1036, 1295, 1330, 1396, 1406, 1745, 1850, 1900, 2443, 2590, 2660, 2812, 3325, 3490, 3515, 3700, 4886, 4921, 5180, 6475, 6631, 6650, 6980, 7030, 8725, 9772, 9842, 12215, 12913, 12950, 13262, 13300, 14060, 17450, 17575, 19684, 24430, 24605, 25826, 25900, 26524, 33155, 34900, 35150, 46417, 48860, 49210, 51652, 61075, 64565, 66310, 70300, 90391, 92834, 98420, 122150, 123025, 129130, 132620, 165775, 180782, 185668, 232085, 244300, 245347, 246050, 258260, 322825, 331550, 361564, 451955, 464170, 490694, 492100, 645650, 663100, 903910, 928340, 981388, 1160425, 1226735, 1291300, 1717429, 1807820, 2259775, 2320850, 2453470, 3434858, 4519550, 4641700, 4906940, 6133675, 6869716, 8587145, 9039100, 12267350, 17174290, 24534700, 34348580, 42935725, 85871450, 171742900]

約数ペア:

[(1, 171742900), (2, 85871450), (4, 42935725), (5, 34348580), (7, 24534700), (10, 17174290), (14, 12267350), (19, 9039100), (20, 8587145), (25, 6869716), (28, 6133675), (35, 4906940), (37, 4641700), (38, 4519550), (50, 3434858), (70, 2453470), (74, 2320850), (76, 2259775), (95, 1807820), (100, 1717429), (133, 1291300), (140, 1226735), (148, 1160425), (175, 981388), (185, 928340), (190, 903910), (259, 663100), (266, 645650), (349, 492100), (350, 490694), (370, 464170), (380, 451955), (475, 361564), (518, 331550), (532, 322825), (665, 258260), (698, 246050), (700, 245347), (703, 244300), (740, 232085), (925, 185668), (950, 180782), (1036, 165775), (1295, 132620), (1330, 129130), (1396, 123025), (1406, 122150), (1745, 98420), (1850, 92834), (1900, 90391), (2443, 70300), (2590, 66310), (2660, 64565), (2812, 61075), (3325, 51652), (3490, 49210), (3515, 48860), (3700, 46417), (4886, 35150), (4921, 34900), (5180, 33155), (6475, 26524), (6631, 25900), (6650, 25826), (6980, 24605), (7030, 24430), (8725, 19684), (9772, 17575), (9842, 17450), (12215, 14060), (12913, 13300), (12950, 13262)]